30464680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 73716480

約数和(自身を除く): 43251800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 631, 680, 710, 1207, 1262, 1420, 2414, 2524, 2840, 3155, 4828, 5048, 6035, 6310, 9656, 10727, 12070, 12620, 21454, 24140, 25240, 42908, 44801, 48280, 53635, 85816, 89602, 107270, 179204, 214540, 224005, 358408, 429080, 448010, 761617, 896020, 1523234, 1792040, 3046468, 3808085, 6092936, 7616170, 15232340, 30464680]

約数ペア:

[(1, 30464680), (2, 15232340), (4, 7616170), (5, 6092936), (8, 3808085), (10, 3046468), (17, 1792040), (20, 1523234), (34, 896020), (40, 761617), (68, 448010), (71, 429080), (85, 358408), (136, 224005), (142, 214540), (170, 179204), (284, 107270), (340, 89602), (355, 85816), (568, 53635), (631, 48280), (680, 44801), (710, 42908), (1207, 25240), (1262, 24140), (1420, 21454), (2414, 12620), (2524, 12070), (2840, 10727), (3155, 9656), (4828, 6310), (5048, 6035)]