1,3,5 and 15,
The common factors are: 1, 3, 5, 15.
Since 5 is a factor of 15, all of its factors are common.
The common factors are: 1, 5.
The common factors of 6 and 15 is 1 and 3 that's all
The common factors are: 1, 3, 5, 15.
The common factors of 10 and 15 are: 1 and 5.
Since 15 is a factor of 30, all of its factors are common.
1, 3, 5 and 15
There are no common factors of 15 because there cannot be common factors without two or more numbers to compare. Common factors are factors that the numbers being compared have in common.The factors of 15 are 1, 3, 5, and 15.Examples:The common factors of 6 and 15 are 1 and 3.The common factors of 15 and 90 are 1, 3, 5, and 15.1,5,3, and 15.
Just 1.
1 and 3
1 and 3