90413960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 255225600

約数和(自身を除く): 164811640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 91, 104, 118, 130, 140, 182, 236, 260, 280, 295, 364, 413, 421, 455, 472, 520, 590, 728, 767, 826, 842, 910, 1180, 1534, 1652, 1684, 1820, 2065, 2105, 2360, 2947, 3068, 3304, 3368, 3640, 3835, 4130, 4210, 5369, 5473, 5894, 6136, 7670, 8260, 8420, 10738, 10946, 11788, 14735, 15340, 16520, 16840, 21476, 21892, 23576, 24839, 26845, 27365, 29470, 30680, 38311, 42952, 43784, 49678, 53690, 54730, 58940, 76622, 99356, 107380, 109460, 117880, 124195, 153244, 173873, 191555, 198712, 214760, 218920, 248390, 306488, 322907, 347746, 383110, 496780, 645814, 695492, 766220, 869365, 993560, 1291628, 1390984, 1532440, 1614535, 1738730, 2260349, 2583256, 3229070, 3477460, 4520698, 6458140, 6954920, 9041396, 11301745, 12916280, 18082792, 22603490, 45206980, 90413960]

約数ペア:

[(1, 90413960), (2, 45206980), (4, 22603490), (5, 18082792), (7, 12916280), (8, 11301745), (10, 9041396), (13, 6954920), (14, 6458140), (20, 4520698), (26, 3477460), (28, 3229070), (35, 2583256), (40, 2260349), (52, 1738730), (56, 1614535), (59, 1532440), (65, 1390984), (70, 1291628), (91, 993560), (104, 869365), (118, 766220), (130, 695492), (140, 645814), (182, 496780), (236, 383110), (260, 347746), (280, 322907), (295, 306488), (364, 248390), (413, 218920), (421, 214760), (455, 198712), (472, 191555), (520, 173873), (590, 153244), (728, 124195), (767, 117880), (826, 109460), (842, 107380), (910, 99356), (1180, 76622), (1534, 58940), (1652, 54730), (1684, 53690), (1820, 49678), (2065, 43784), (2105, 42952), (2360, 38311), (2947, 30680), (3068, 29470), (3304, 27365), (3368, 26845), (3640, 24839), (3835, 23576), (4130, 21892), (4210, 21476), (5369, 16840), (5473, 16520), (5894, 15340), (6136, 14735), (7670, 11788), (8260, 10946), (8420, 10738)]