15805031320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{33809}}^1$

素因数の和:33893

約数の個数: 128

約数和(自身を含む): 40896576000

約数和(自身を除く): 25091544680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 31, 40, 52, 58, 62, 65, 104, 116, 124, 130, 145, 155, 232, 248, 260, 290, 310, 377, 403, 520, 580, 620, 754, 806, 899, 1160, 1240, 1508, 1612, 1798, 1885, 2015, 3016, 3224, 3596, 3770, 4030, 4495, 7192, 7540, 8060, 8990, 11687, 15080, 16120, 17980, 23374, 33809, 35960, 46748, 58435, 67618, 93496, 116870, 135236, 169045, 233740, 270472, 338090, 439517, 467480, 676180, 879034, 980461, 1048079, 1352360, 1758068, 1960922, 2096158, 2197585, 3516136, 3921844, 4192316, 4395170, 4902305, 5240395, 7843688, 8384632, 8790340, 9804610, 10480790, 12745993, 13625027, 17580680, 19609220, 20961580, 25491986, 27250054, 30394291, 39218440, 41923160, 50983972, 54500108, 60788582, 63729965, 68125135, 101967944, 109000216, 121577164, 127459930, 136250270, 151971455, 243154328, 254919860, 272500540, 303942910, 395125783, 509839720, 545001080, 607885820, 790251566, 1215771640, 1580503132, 1975628915, 3161006264, 3951257830, 7902515660, 15805031320]

約数ペア:

[(1, 15805031320), (2, 7902515660), (4, 3951257830), (5, 3161006264), (8, 1975628915), (10, 1580503132), (13, 1215771640), (20, 790251566), (26, 607885820), (29, 545001080), (31, 509839720), (40, 395125783), (52, 303942910), (58, 272500540), (62, 254919860), (65, 243154328), (104, 151971455), (116, 136250270), (124, 127459930), (130, 121577164), (145, 109000216), (155, 101967944), (232, 68125135), (248, 63729965), (260, 60788582), (290, 54500108), (310, 50983972), (377, 41923160), (403, 39218440), (520, 30394291), (580, 27250054), (620, 25491986), (754, 20961580), (806, 19609220), (899, 17580680), (1160, 13625027), (1240, 12745993), (1508, 10480790), (1612, 9804610), (1798, 8790340), (1885, 8384632), (2015, 7843688), (3016, 5240395), (3224, 4902305), (3596, 4395170), (3770, 4192316), (4030, 3921844), (4495, 3516136), (7192, 2197585), (7540, 2096158), (8060, 1960922), (8990, 1758068), (11687, 1352360), (15080, 1048079), (16120, 980461), (17980, 879034), (23374, 676180), (33809, 467480), (35960, 439517), (46748, 338090), (58435, 270472), (67618, 233740), (93496, 169045), (116870, 135236)]