The greatest common factor of 8 and 45 is 1. The numbers 8 and 45 have no prime factors in common.
Common factors of 45 and 144 are: 1, 3, and 9.
The common factor of 32 and 45 is 1. The factors of 32 are 1, 2, 4, 8, 16, and 32 The factors of 45 are 1, 3, 5, 9, 15, and 45 The only common factor of 32 and 45 is 1.
The common factors of 35 and 45 are: 1 and 5
The common factors of 24 and 45 are: 1 and 31 and 3
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.
Since 45 is a factor of 900, all of its factors are common.
The common factors of 45 and 54 are: 1, 3, and 9
The common factors of 18 and 45 are 1, 3 and 9.
The common factors of 45 and 108 are: 1, 3 & 9.
Since 45 is a factor of 90, all of its factors are common.
The common factors of 45 and 63 are 1, 3, and 9.