31990349040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{45979}}^1$

素因数の和:46231

約数の個数: 160

約数和(自身を含む): 107279800320

約数和(自身を除く): 75289451280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 223, 240, 260, 312, 390, 446, 520, 624, 669, 780, 892, 1040, 1115, 1338, 1560, 1784, 2230, 2676, 2899, 3120, 3345, 3568, 4460, 5352, 5798, 6690, 8697, 8920, 10704, 11596, 13380, 14495, 17394, 17840, 23192, 26760, 28990, 34788, 43485, 45979, 46384, 53520, 57980, 69576, 86970, 91958, 115960, 137937, 139152, 173940, 183916, 229895, 231920, 275874, 347880, 367832, 459790, 551748, 597727, 689685, 695760, 735664, 919580, 1103496, 1195454, 1379370, 1793181, 1839160, 2206992, 2390908, 2758740, 2988635, 3586362, 3678320, 4781816, 5517480, 5977270, 7172724, 8965905, 9563632, 10253317, 11034960, 11954540, 14345448, 17931810, 20506634, 23909080, 28690896, 30759951, 35863620, 41013268, 47818160, 51266585, 61519902, 71727240, 82026536, 102533170, 123039804, 133293121, 143454480, 153799755, 164053072, 205066340, 246079608, 266586242, 307599510, 399879363, 410132680, 492159216, 533172484, 615199020, 666465605, 799758726, 820265360, 1066344968, 1230398040, 1332931210, 1599517452, 1999396815, 2132689936, 2460796080, 2665862420, 3199034904, 3998793630, 5331724840, 6398069808, 7997587260, 10663449680, 15995174520, 31990349040]

約数ペア:

[(1, 31990349040), (2, 15995174520), (3, 10663449680), (4, 7997587260), (5, 6398069808), (6, 5331724840), (8, 3998793630), (10, 3199034904), (12, 2665862420), (13, 2460796080), (15, 2132689936), (16, 1999396815), (20, 1599517452), (24, 1332931210), (26, 1230398040), (30, 1066344968), (39, 820265360), (40, 799758726), (48, 666465605), (52, 615199020), (60, 533172484), (65, 492159216), (78, 410132680), (80, 399879363), (104, 307599510), (120, 266586242), (130, 246079608), (156, 205066340), (195, 164053072), (208, 153799755), (223, 143454480), (240, 133293121), (260, 123039804), (312, 102533170), (390, 82026536), (446, 71727240), (520, 61519902), (624, 51266585), (669, 47818160), (780, 41013268), (892, 35863620), (1040, 30759951), (1115, 28690896), (1338, 23909080), (1560, 20506634), (1784, 17931810), (2230, 14345448), (2676, 11954540), (2899, 11034960), (3120, 10253317), (3345, 9563632), (3568, 8965905), (4460, 7172724), (5352, 5977270), (5798, 5517480), (6690, 4781816), (8697, 3678320), (8920, 3586362), (10704, 2988635), (11596, 2758740), (13380, 2390908), (14495, 2206992), (17394, 1839160), (17840, 1793181), (23192, 1379370), (26760, 1195454), (28990, 1103496), (34788, 919580), (43485, 735664), (45979, 695760), (46384, 689685), (53520, 597727), (57980, 551748), (69576, 459790), (86970, 367832), (91958, 347880), (115960, 275874), (137937, 231920), (139152, 229895), (173940, 183916)]