131724560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{827}}^1$

素因数の和:1032

約数の個数: 80

約数和(自身を含む): 336353472

約数和(自身を除く): 204628912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 362, 440, 724, 827, 880, 905, 1448, 1654, 1810, 1991, 2896, 3308, 3620, 3982, 4135, 6616, 7240, 7964, 8270, 9097, 9955, 13232, 14480, 15928, 16540, 18194, 19910, 31856, 33080, 36388, 39820, 45485, 66160, 72776, 79640, 90970, 145552, 149687, 159280, 181940, 299374, 363880, 598748, 727760, 748435, 1197496, 1496870, 1646557, 2394992, 2993740, 3293114, 5987480, 6586228, 8232785, 11974960, 13172456, 16465570, 26344912, 32931140, 65862280, 131724560]

約数ペア:

[(1, 131724560), (2, 65862280), (4, 32931140), (5, 26344912), (8, 16465570), (10, 13172456), (11, 11974960), (16, 8232785), (20, 6586228), (22, 5987480), (40, 3293114), (44, 2993740), (55, 2394992), (80, 1646557), (88, 1496870), (110, 1197496), (176, 748435), (181, 727760), (220, 598748), (362, 363880), (440, 299374), (724, 181940), (827, 159280), (880, 149687), (905, 145552), (1448, 90970), (1654, 79640), (1810, 72776), (1991, 66160), (2896, 45485), (3308, 39820), (3620, 36388), (3982, 33080), (4135, 31856), (6616, 19910), (7240, 18194), (7964, 16540), (8270, 15928), (9097, 14480), (9955, 13232)]