307988560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31817}}^1$

素因数の和:31852

約数の個数: 60

約数和(自身を含む): 787113684

約数和(自身を除く): 479125124

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 31817, 63634, 127268, 159085, 254536, 318170, 349987, 509072, 636340, 699974, 1272680, 1399948, 1749935, 2545360, 2799896, 3499870, 3849857, 5599792, 6999740, 7699714, 13999480, 15399428, 19249285, 27998960, 30798856, 38498570, 61597712, 76997140, 153994280, 307988560]

約数ペア:

[(1, 307988560), (2, 153994280), (4, 76997140), (5, 61597712), (8, 38498570), (10, 30798856), (11, 27998960), (16, 19249285), (20, 15399428), (22, 13999480), (40, 7699714), (44, 6999740), (55, 5599792), (80, 3849857), (88, 3499870), (110, 2799896), (121, 2545360), (176, 1749935), (220, 1399948), (242, 1272680), (440, 699974), (484, 636340), (605, 509072), (880, 349987), (968, 318170), (1210, 254536), (1936, 159085), (2420, 127268), (4840, 63634), (9680, 31817)]