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A list of all possible factors for individual numbers is available in the Related Question "What are the factors of the numbers from 1 to 200?" For more detailed information on the factors of each number, refer to questions about an individual number, such as "What are the factors of 42?" If the question about a specific number does not yet exist, please make one, but please do not combine multiple questions into one because that makes it more difficult for another user to find the information.
If the intent of the question was to ask about the greatest common factor of 42, 66, 72, 99, and 126, it can be calculated by identifying the common prime factors and multiplying them together.
The prime factors of 42 are 2, 3, and 7.
The prime factors of 66 are 2, 3, and 11.
The prime factors of 72 are 2, 2, 2, 3, and 3.
The prime factors of 99 are 3, 3, and 11.
The prime factors of 126 are 2, 3, 3, and 7.
The only prime factor in common is 3, so the greatest common factor is 3.
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What are the factors of 98 and 126?
98/1=98, 98/2=49, 49/7=7; 1, 2, 72, 98 126/1=126, 126/2=63, 126/3=42, 126/6=21, 126/7=18, 126/9=14, 126/126=1
What are the factors of 126 and 144?
The factors of 126 are: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126 The factors of 144 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144
What is the greatest common factor of 42 and 72?
The greatest common factor of 42 and 72 is 6 Gcf stands for Greatest Common Factor, The gcf of 42 and 72 is the largest positive number that is a factor of both 42 and 72. The positive factors of 42 (the integral divisors of 42) are: 1, 2, 3, 6, 7, 14, 21, and 42. The positive factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 36, and 72. Therefore the gcf of 42 and 72 is 6, as the greatest factor that 42 and 72 have in common.
What are the multiples of 6 between 36 and 72?
42 48 54 60 66
What is the greatest common factor of 54 72 and 126?
Factors of 54: 1, 2, 3, 6, 9, 18, 27, 54Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72Factors of 126: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126GCF (54, 72, 126) = 18
