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There cannot be a common factor of just one number. To be common there need to be at least two numbers. If you find all the factors of two or more numbers, and you find some factors are the same ("common"), then the largest of those common factors is the Greatest Common Factor.
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What are the common factors of 35 and 45?
The common factors of 35 and 45 are: 1 and 5
What are the common factors of 24 and 45?
The common factors of 24 and 45 are: 1 and 31 and 3
What are the factors and common factors of 45?
The factors of 45 are 1, 3, 5, 9, 15, 45. For them to be common, they need to be compared to another set of factors.
What are the common factors of 45 and 54?
The common factors of 45 and 54 are: 1, 3, and 9
What are the common factors of 18 and 45?
The common factors of 18 and 45 are 1, 3 and 9.
What are the common factors of 45 and 90?
Since 45 is a factor of 90, all of its factors are common.
What are the common factors of 45 and 108?
The common factors of 45 and 108 are: 1, 3 & 9.
What are the common factors of 45 and 900?
Since 45 is a factor of 900, all of its factors are common.
What are the common factors of 45 and 999?
Common factors of 45 and 999 are: 1, 3, and 9.
What are the common factors of 45 and 63?
The common factors of 45 and 63 are 1, 3, and 9.
What are the common factors of 25 27 and 45?
25, 27, and 45 share no common factors aside from 1.
What are the common factors for 45?
The factors of 45 are 1, 3, 5, 9, 15, 45. For them to be common, they need to be compared to another set of factors.
