656366970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{164503}}^1$

素因数の和:164539

約数の個数: 64

約数和(自身を含む): 1895086080

約数和(自身を除く): 1238719110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 164503, 329006, 493509, 822515, 987018, 1151521, 1645030, 2303042, 2467545, 3125557, 3454563, 4935090, 5757605, 6251114, 6909126, 9376671, 11515210, 15627785, 17272815, 18753342, 21878899, 31255570, 34545630, 43757798, 46883355, 65636697, 93766710, 109394495, 131273394, 218788990, 328183485, 656366970]

約数ペア:

[(1, 656366970), (2, 328183485), (3, 218788990), (5, 131273394), (6, 109394495), (7, 93766710), (10, 65636697), (14, 46883355), (15, 43757798), (19, 34545630), (21, 31255570), (30, 21878899), (35, 18753342), (38, 17272815), (42, 15627785), (57, 11515210), (70, 9376671), (95, 6909126), (105, 6251114), (114, 5757605), (133, 4935090), (190, 3454563), (210, 3125557), (266, 2467545), (285, 2303042), (399, 1645030), (570, 1151521), (665, 987018), (798, 822515), (1330, 493509), (1995, 329006), (3990, 164503)]