1387360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 96

約数和(自身を含む): 3810240

約数和(自身を除く): 2422880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 29, 32, 40, 46, 52, 58, 65, 80, 92, 104, 115, 116, 130, 145, 160, 184, 208, 230, 232, 260, 290, 299, 368, 377, 416, 460, 464, 520, 580, 598, 667, 736, 754, 920, 928, 1040, 1160, 1196, 1334, 1495, 1508, 1840, 1885, 2080, 2320, 2392, 2668, 2990, 3016, 3335, 3680, 3770, 4640, 4784, 5336, 5980, 6032, 6670, 7540, 8671, 9568, 10672, 11960, 12064, 13340, 15080, 17342, 21344, 23920, 26680, 30160, 34684, 43355, 47840, 53360, 60320, 69368, 86710, 106720, 138736, 173420, 277472, 346840, 693680, 1387360]

約数ペア:

[(1, 1387360), (2, 693680), (4, 346840), (5, 277472), (8, 173420), (10, 138736), (13, 106720), (16, 86710), (20, 69368), (23, 60320), (26, 53360), (29, 47840), (32, 43355), (40, 34684), (46, 30160), (52, 26680), (58, 23920), (65, 21344), (80, 17342), (92, 15080), (104, 13340), (115, 12064), (116, 11960), (130, 10672), (145, 9568), (160, 8671), (184, 7540), (208, 6670), (230, 6032), (232, 5980), (260, 5336), (290, 4784), (299, 4640), (368, 3770), (377, 3680), (416, 3335), (460, 3016), (464, 2990), (520, 2668), (580, 2392), (598, 2320), (667, 2080), (736, 1885), (754, 1840), (920, 1508), (928, 1495), (1040, 1334), (1160, 1196)]