645,660 has these 72 divisors: 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 170 180 204 211 255 306 340 422 510 612 633 765 844 1020 1055 1266 1530 1899 2110 2532 3060 3165 3587 3798 4220 6330 7174 7596 9495 10761 12660 14348 17935 18990 21522 32283 35870 37980 43044 53805 64566 71740 107610 129132 161415 215220 322830 645660.
Divisors are used to divide numbers.
2,4,8 (1 and 16 are divisors too, but the number and 1 are always divisors)
The divisors of 41231 are: 1, 41231.
136 has eight divisors.
12 has six divisors.
The divisors of 66 are 1,2,3,6,11,22,33 and 66.
100,000 has 36 divisors.
The divisors of 79 are: 1, 79.
the divisors of 6 are: 1,2,3, and 6.
The divisors of 23 are: 1, 23.
600 has 24 divisors.
2 divisors: 1, 7