157424520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 518400000

約数和(自身を除く): 360975480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 239, 264, 330, 440, 478, 499, 660, 717, 956, 998, 1195, 1320, 1434, 1497, 1912, 1996, 2390, 2495, 2629, 2868, 2994, 3585, 3992, 4780, 4990, 5258, 5489, 5736, 5988, 7170, 7485, 7887, 9560, 9980, 10516, 10978, 11976, 13145, 14340, 14970, 15774, 16467, 19960, 21032, 21956, 26290, 27445, 28680, 29940, 31548, 32934, 39435, 43912, 52580, 54890, 59880, 63096, 65868, 78870, 82335, 105160, 109780, 119261, 131736, 157740, 164670, 219560, 238522, 315480, 329340, 357783, 477044, 596305, 658680, 715566, 954088, 1192610, 1311871, 1431132, 1788915, 2385220, 2623742, 2862264, 3577830, 3935613, 4770440, 5247484, 6559355, 7155660, 7871226, 10494968, 13118710, 14311320, 15742452, 19678065, 26237420, 31484904, 39356130, 52474840, 78712260, 157424520]

約数ペア:

[(1, 157424520), (2, 78712260), (3, 52474840), (4, 39356130), (5, 31484904), (6, 26237420), (8, 19678065), (10, 15742452), (11, 14311320), (12, 13118710), (15, 10494968), (20, 7871226), (22, 7155660), (24, 6559355), (30, 5247484), (33, 4770440), (40, 3935613), (44, 3577830), (55, 2862264), (60, 2623742), (66, 2385220), (88, 1788915), (110, 1431132), (120, 1311871), (132, 1192610), (165, 954088), (220, 715566), (239, 658680), (264, 596305), (330, 477044), (440, 357783), (478, 329340), (499, 315480), (660, 238522), (717, 219560), (956, 164670), (998, 157740), (1195, 131736), (1320, 119261), (1434, 109780), (1497, 105160), (1912, 82335), (1996, 78870), (2390, 65868), (2495, 63096), (2629, 59880), (2868, 54890), (2994, 52580), (3585, 43912), (3992, 39435), (4780, 32934), (4990, 31548), (5258, 29940), (5489, 28680), (5736, 27445), (5988, 26290), (7170, 21956), (7485, 21032), (7887, 19960), (9560, 16467), (9980, 15774), (10516, 14970), (10978, 14340), (11976, 13145)]