515229920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{953}}^1$

素因数の和:1108

約数の個数: 96

約数和(自身を含む): 1269354240

約数和(自身を除く): 754124320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 109, 124, 155, 160, 218, 248, 310, 436, 496, 545, 620, 872, 953, 992, 1090, 1240, 1744, 1906, 2180, 2480, 3379, 3488, 3812, 4360, 4765, 4960, 6758, 7624, 8720, 9530, 13516, 15248, 16895, 17440, 19060, 27032, 29543, 30496, 33790, 38120, 54064, 59086, 67580, 76240, 103877, 108128, 118172, 135160, 147715, 152480, 207754, 236344, 270320, 295430, 415508, 472688, 519385, 540640, 590860, 831016, 945376, 1038770, 1181720, 1662032, 2077540, 2363440, 3220187, 3324064, 4155080, 4726880, 6440374, 8310160, 12880748, 16100935, 16620320, 25761496, 32201870, 51522992, 64403740, 103045984, 128807480, 257614960, 515229920]

約数ペア:

[(1, 515229920), (2, 257614960), (4, 128807480), (5, 103045984), (8, 64403740), (10, 51522992), (16, 32201870), (20, 25761496), (31, 16620320), (32, 16100935), (40, 12880748), (62, 8310160), (80, 6440374), (109, 4726880), (124, 4155080), (155, 3324064), (160, 3220187), (218, 2363440), (248, 2077540), (310, 1662032), (436, 1181720), (496, 1038770), (545, 945376), (620, 831016), (872, 590860), (953, 540640), (992, 519385), (1090, 472688), (1240, 415508), (1744, 295430), (1906, 270320), (2180, 236344), (2480, 207754), (3379, 152480), (3488, 147715), (3812, 135160), (4360, 118172), (4765, 108128), (4960, 103877), (6758, 76240), (7624, 67580), (8720, 59086), (9530, 54064), (13516, 38120), (15248, 33790), (16895, 30496), (17440, 29543), (19060, 27032)]