40424800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^3\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 111555360

約数和(自身を除く): 71130560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 65, 80, 92, 100, 104, 115, 130, 160, 169, 184, 200, 208, 230, 260, 299, 325, 338, 368, 400, 416, 460, 520, 575, 598, 650, 676, 736, 800, 845, 920, 1040, 1150, 1196, 1300, 1352, 1495, 1690, 1840, 2080, 2197, 2300, 2392, 2600, 2704, 2990, 3380, 3680, 3887, 4225, 4394, 4600, 4784, 5200, 5408, 5980, 6760, 7475, 7774, 8450, 8788, 9200, 9568, 10400, 10985, 11960, 13520, 14950, 15548, 16900, 17576, 18400, 19435, 21970, 23920, 27040, 29900, 31096, 33800, 35152, 38870, 43940, 47840, 50531, 54925, 59800, 62192, 67600, 70304, 77740, 87880, 97175, 101062, 109850, 119600, 124384, 135200, 155480, 175760, 194350, 202124, 219700, 239200, 252655, 310960, 351520, 388700, 404248, 439400, 505310, 621920, 777400, 808496, 878800, 1010620, 1263275, 1554800, 1616992, 1757600, 2021240, 2526550, 3109600, 4042480, 5053100, 8084960, 10106200, 20212400, 40424800]

約数ペア:

[(1, 40424800), (2, 20212400), (4, 10106200), (5, 8084960), (8, 5053100), (10, 4042480), (13, 3109600), (16, 2526550), (20, 2021240), (23, 1757600), (25, 1616992), (26, 1554800), (32, 1263275), (40, 1010620), (46, 878800), (50, 808496), (52, 777400), (65, 621920), (80, 505310), (92, 439400), (100, 404248), (104, 388700), (115, 351520), (130, 310960), (160, 252655), (169, 239200), (184, 219700), (200, 202124), (208, 194350), (230, 175760), (260, 155480), (299, 135200), (325, 124384), (338, 119600), (368, 109850), (400, 101062), (416, 97175), (460, 87880), (520, 77740), (575, 70304), (598, 67600), (650, 62192), (676, 59800), (736, 54925), (800, 50531), (845, 47840), (920, 43940), (1040, 38870), (1150, 35152), (1196, 33800), (1300, 31096), (1352, 29900), (1495, 27040), (1690, 23920), (1840, 21970), (2080, 19435), (2197, 18400), (2300, 17576), (2392, 16900), (2600, 15548), (2704, 14950), (2990, 13520), (3380, 11960), (3680, 10985), (3887, 10400), (4225, 9568), (4394, 9200), (4600, 8788), (4784, 8450), (5200, 7774), (5408, 7475), (5980, 6760)]