310474920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11923}}^1$

素因数の和:11975

約数の個数: 128

約数和(自身を含む): 1098915840

約数和(自身を除く): 788440920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 11923, 13020, 23846, 26040, 35769, 47692, 59615, 71538, 83461, 95384, 119230, 143076, 166922, 178845, 238460, 250383, 286152, 333844, 357690, 369613, 417305, 476920, 500766, 667688, 715380, 739226, 834610, 1001532, 1108839, 1251915, 1430760, 1478452, 1669220, 1848065, 2003064, 2217678, 2503830, 2587291, 2956904, 3338440, 3696130, 4435356, 5007660, 5174582, 5544195, 7392260, 7761873, 8870712, 10015320, 10349164, 11088390, 12936455, 14784520, 15523746, 20698328, 22176780, 25872910, 31047492, 38809365, 44353560, 51745820, 62094984, 77618730, 103491640, 155237460, 310474920]

約数ペア:

[(1, 310474920), (2, 155237460), (3, 103491640), (4, 77618730), (5, 62094984), (6, 51745820), (7, 44353560), (8, 38809365), (10, 31047492), (12, 25872910), (14, 22176780), (15, 20698328), (20, 15523746), (21, 14784520), (24, 12936455), (28, 11088390), (30, 10349164), (31, 10015320), (35, 8870712), (40, 7761873), (42, 7392260), (56, 5544195), (60, 5174582), (62, 5007660), (70, 4435356), (84, 3696130), (93, 3338440), (105, 2956904), (120, 2587291), (124, 2503830), (140, 2217678), (155, 2003064), (168, 1848065), (186, 1669220), (210, 1478452), (217, 1430760), (248, 1251915), (280, 1108839), (310, 1001532), (372, 834610), (420, 739226), (434, 715380), (465, 667688), (620, 500766), (651, 476920), (744, 417305), (840, 369613), (868, 357690), (930, 333844), (1085, 286152), (1240, 250383), (1302, 238460), (1736, 178845), (1860, 166922), (2170, 143076), (2604, 119230), (3255, 95384), (3720, 83461), (4340, 71538), (5208, 59615), (6510, 47692), (8680, 35769), (11923, 26040), (13020, 23846)]