You need two or more numbers to find common factors.ex. "What are the common factors of 1575 and 1780?"
Any of its factors
The GCF is 35.
The factor pairs of 1575 are 1 x 1575, 3 x 525, 5 x 315, 7 x 225, 9 x 175, 15 x 105, 21 x 75, 25 x 63, and 35 x 45.
1575 = 3 * 3 * 5 * 5 * 73 x 3 x 5 x 5 x 7 = 1575
As a product of its prime factors: 3*3*5*5*7 = 1575
As a product of its prime factors: 3*3*5*5*7 = 1575
Factors: 1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575 Prime Factors: 3*3*5*5*7
If pairs of factors separate independently of other pairs of factors, you are dealing with the: Law of independent assortment
1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575
3 pairs
These are the factor pairs:1750,1875,2350,5250,7175,10125,1470,2550,35