180645680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3167}}^1$

素因数の和:3234

約数の個数: 80

約数和(自身を含む): 452542464

約数和(自身を除く): 271896784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3167, 3565, 5704, 6334, 7130, 11408, 12668, 14260, 15835, 25336, 28520, 31670, 50672, 57040, 63340, 72841, 98177, 126680, 145682, 196354, 253360, 291364, 364205, 392708, 490885, 582728, 728410, 785416, 981770, 1165456, 1456820, 1570832, 1963540, 2258071, 2913640, 3927080, 4516142, 5827280, 7854160, 9032284, 11290355, 18064568, 22580710, 36129136, 45161420, 90322840, 180645680]

約数ペア:

[(1, 180645680), (2, 90322840), (4, 45161420), (5, 36129136), (8, 22580710), (10, 18064568), (16, 11290355), (20, 9032284), (23, 7854160), (31, 5827280), (40, 4516142), (46, 3927080), (62, 2913640), (80, 2258071), (92, 1963540), (115, 1570832), (124, 1456820), (155, 1165456), (184, 981770), (230, 785416), (248, 728410), (310, 582728), (368, 490885), (460, 392708), (496, 364205), (620, 291364), (713, 253360), (920, 196354), (1240, 145682), (1426, 126680), (1840, 98177), (2480, 72841), (2852, 63340), (3167, 57040), (3565, 50672), (5704, 31670), (6334, 28520), (7130, 25336), (11408, 15835), (12668, 14260)]