154927480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73079}}^1$

素因数の和:73143

約数の個数: 32

約数和(自身を含む): 355168800

約数和(自身を除く): 200241320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 73079, 146158, 292316, 365395, 584632, 730790, 1461580, 2923160, 3873187, 7746374, 15492748, 19365935, 30985496, 38731870, 77463740, 154927480]

約数ペア:

[(1, 154927480), (2, 77463740), (4, 38731870), (5, 30985496), (8, 19365935), (10, 15492748), (20, 7746374), (40, 3873187), (53, 2923160), (106, 1461580), (212, 730790), (265, 584632), (424, 365395), (530, 292316), (1060, 146158), (2120, 73079)]