1378964080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{57649}}^1$

素因数の和:57698

約数の個数: 80

約数和(自身を含む): 3602894400

約数和(自身を除く): 2223930320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 11960, 23920, 57649, 115298, 230596, 288245, 461192, 576490, 749437, 922384, 1152980, 1325927, 1498874, 2305960, 2651854, 2997748, 3747185, 4611920, 5303708, 5995496, 6629635, 7494370, 10607416, 11990992, 13259270, 14988740, 17237051, 21214832, 26518540, 29977480, 34474102, 53037080, 59954960, 68948204, 86185255, 106074160, 137896408, 172370510, 275792816, 344741020, 689482040, 1378964080]

約数ペア:

[(1, 1378964080), (2, 689482040), (4, 344741020), (5, 275792816), (8, 172370510), (10, 137896408), (13, 106074160), (16, 86185255), (20, 68948204), (23, 59954960), (26, 53037080), (40, 34474102), (46, 29977480), (52, 26518540), (65, 21214832), (80, 17237051), (92, 14988740), (104, 13259270), (115, 11990992), (130, 10607416), (184, 7494370), (208, 6629635), (230, 5995496), (260, 5303708), (299, 4611920), (368, 3747185), (460, 2997748), (520, 2651854), (598, 2305960), (920, 1498874), (1040, 1325927), (1196, 1152980), (1495, 922384), (1840, 749437), (2392, 576490), (2990, 461192), (4784, 288245), (5980, 230596), (11960, 115298), (23920, 57649)]