Any of the factors up to 60 can be common.
The common factors of 60 and 231 are 1 and 3.
The common factors of 32 and 60 are 1, 2 and 4.
Common factors of 52 and 60 are 1, 2 and 4.
The common factors of 60 and 105 are: 1, 3, 5, and 15
The common factors of 42 and 60 are: 1, 2, 3, and 6
Common factors of 60 and 70 are: 1, 2, 5, and 10.
Common factors of 44 and 60 are: 1, 2, and 4.
The factors of 4 are 1, 2, and 4. The factors of 7 are 1 and 7. The only common factor is 1.
The common factors are: 1, 5.
The common factors are: 1, 2
32, 45, and 60 share no common factors aside from 1.
Common factors of 60 and 135 are: 1, 3, 5, and 15.