The GCF is 1.

35: 1, 5, 7, 3572: 1, 2, 3, 4, 6, 9, 12, 18, 24, 36, 72The only factor 35 and 72 have in common is 1.GCF = 1

Here are the greatest common factors of the pairs of numbers including 72:GCF of 1, 72 is 1GCF of 2, 72 is 2GCF of 3, 72 is 3GCF of 4, 72 is 4GCF of 5, 72 is 1GCF of 6, 72 is 6GCF of 7, 72 is 1GCF of 8, 72 is 8GCF of 9, 72 is 9GCF of 10, 72 is 2GCF of 11, 72 is 1GCF of 12, 72 is 12GCF of 13, 72 is 1GCF of 14, 72 is 2GCF of 15, 72 is 3GCF of 16, 72 is 8GCF of 17, 72 is 1GCF of 18, 72 is 18GCF of 19, 72 is 1GCF of 20, 72 is 4GCF of 21, 72 is 3GCF of 22, 72 is 2GCF of 23, 72 is 1GCF of 24, 72 is 24GCF of 25, 72 is 1GCF of 26, 72 is 2GCF of 27, 72 is 9GCF of 28, 72 is 4GCF of 29, 72 is 1GCF of 30, 72 is 6GCF of 31, 72 is 1GCF of 32, 72 is 8GCF of 33, 72 is 3GCF of 34, 72 is 2GCF of 35, 72 is 1GCF of 36, 72 is 36GCF of 37, 72 is 1GCF of 38, 72 is 2GCF of 39, 72 is 3GCF of 40, 72 is 8GCF of 41, 72 is 1GCF of 42, 72 is 6GCF of 43, 72 is 1GCF of 44, 72 is 4GCF of 45, 72 is 9GCF of 46, 72 is 2GCF of 47, 72 is 1GCF of 48, 72 is 24GCF of 49, 72 is 1GCF of 50, 72 is 2GCF of 51, 72 is 3GCF of 52, 72 is 4GCF of 53, 72 is 1GCF of 54, 72 is 18GCF of 55, 72 is 1GCF of 56, 72 is 8GCF of 57, 72 is 3GCF of 58, 72 is 2GCF of 59, 72 is 1GCF of 60, 72 is 12GCF of 61, 72 is 1GCF of 63, 72 is 9GCF of 64, 72 is 8GCF of 65, 72 is 1GCF of 66, 72 is 6GCF of 67, 72 is 1GCF of 68, 72 is 4GCF of 69, 72 is 3GCF of 70, 72 is 2GCF of 71, 72 is 1There are 24 with the greatest common factor of 1.

The GCF is 1.

The greatest common denominator of any set of denominators is infinite.

The factors of 35 are:1, 5, 7, 35The factors of 63 are:1, 3, 7, 9, 21, 63The factors of 72 are:1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72The Greatest Common Factor (GCF) is:1

The GCF is 8.

The GCF is 35.

The GCF is 72.

The GCF is 72.

The GCF is 2.

The GCF is 8.

The GCF is 8.

The GCF is 2.

The GCF is 9.

The GCF is 1.

The GCF is 24.

The GCF is 1.

The GCF is 4.

The GCF is 72.

The GCF is 72.

The GCF is 8.

The GCF is 72.

The GCF is 72.

The GCF is 72.