128689600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:327

約数の個数: 168

約数和(自身を含む): 357164640

約数和(自身を除く): 228475040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 64, 65, 80, 92, 100, 104, 115, 130, 160, 184, 200, 208, 230, 260, 269, 299, 320, 325, 368, 400, 416, 460, 520, 538, 575, 598, 650, 736, 800, 832, 920, 1040, 1076, 1150, 1196, 1300, 1345, 1472, 1495, 1600, 1840, 2080, 2152, 2300, 2392, 2600, 2690, 2990, 3497, 3680, 4160, 4304, 4600, 4784, 5200, 5380, 5980, 6187, 6725, 6994, 7360, 7475, 8608, 9200, 9568, 10400, 10760, 11960, 12374, 13450, 13988, 14950, 17216, 17485, 18400, 19136, 20800, 21520, 23920, 24748, 26900, 27976, 29900, 30935, 34970, 36800, 43040, 47840, 49496, 53800, 55952, 59800, 61870, 69940, 80431, 86080, 87425, 95680, 98992, 107600, 111904, 119600, 123740, 139880, 154675, 160862, 174850, 197984, 215200, 223808, 239200, 247480, 279760, 309350, 321724, 349700, 395968, 402155, 430400, 478400, 494960, 559520, 618700, 643448, 699400, 804310, 989920, 1119040, 1237400, 1286896, 1398800, 1608620, 1979840, 2010775, 2474800, 2573792, 2797600, 3217240, 4021550, 4949600, 5147584, 5595200, 6434480, 8043100, 9899200, 12868960, 16086200, 25737920, 32172400, 64344800, 128689600]

約数ペア:

[(1, 128689600), (2, 64344800), (4, 32172400), (5, 25737920), (8, 16086200), (10, 12868960), (13, 9899200), (16, 8043100), (20, 6434480), (23, 5595200), (25, 5147584), (26, 4949600), (32, 4021550), (40, 3217240), (46, 2797600), (50, 2573792), (52, 2474800), (64, 2010775), (65, 1979840), (80, 1608620), (92, 1398800), (100, 1286896), (104, 1237400), (115, 1119040), (130, 989920), (160, 804310), (184, 699400), (200, 643448), (208, 618700), (230, 559520), (260, 494960), (269, 478400), (299, 430400), (320, 402155), (325, 395968), (368, 349700), (400, 321724), (416, 309350), (460, 279760), (520, 247480), (538, 239200), (575, 223808), (598, 215200), (650, 197984), (736, 174850), (800, 160862), (832, 154675), (920, 139880), (1040, 123740), (1076, 119600), (1150, 111904), (1196, 107600), (1300, 98992), (1345, 95680), (1472, 87425), (1495, 86080), (1600, 80431), (1840, 69940), (2080, 61870), (2152, 59800), (2300, 55952), (2392, 53800), (2600, 49496), (2690, 47840), (2990, 43040), (3497, 36800), (3680, 34970), (4160, 30935), (4304, 29900), (4600, 27976), (4784, 26900), (5200, 24748), (5380, 23920), (5980, 21520), (6187, 20800), (6725, 19136), (6994, 18400), (7360, 17485), (7475, 17216), (8608, 14950), (9200, 13988), (9568, 13450), (10400, 12374), (10760, 11960)]