15972990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 42336000

約数和(自身を除く): 26363010

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 97, 110, 165, 194, 291, 330, 485, 499, 582, 970, 998, 1067, 1455, 1497, 2134, 2495, 2910, 2994, 3201, 4990, 5335, 5489, 6402, 7485, 10670, 10978, 14970, 16005, 16467, 27445, 32010, 32934, 48403, 54890, 82335, 96806, 145209, 164670, 242015, 290418, 484030, 532433, 726045, 1064866, 1452090, 1597299, 2662165, 3194598, 5324330, 7986495, 15972990]

約数ペア:

[(1, 15972990), (2, 7986495), (3, 5324330), (5, 3194598), (6, 2662165), (10, 1597299), (11, 1452090), (15, 1064866), (22, 726045), (30, 532433), (33, 484030), (55, 290418), (66, 242015), (97, 164670), (110, 145209), (165, 96806), (194, 82335), (291, 54890), (330, 48403), (485, 32934), (499, 32010), (582, 27445), (970, 16467), (998, 16005), (1067, 14970), (1455, 10978), (1497, 10670), (2134, 7485), (2495, 6402), (2910, 5489), (2994, 5335), (3201, 4990)]