872043640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1253

約数の個数: 128

約数和(自身を含む): 2229534720

約数和(自身を除く): 1357491080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 47, 52, 62, 65, 94, 104, 124, 130, 155, 188, 235, 248, 260, 310, 376, 403, 470, 520, 611, 620, 806, 940, 1151, 1222, 1240, 1457, 1612, 1880, 2015, 2302, 2444, 2914, 3055, 3224, 4030, 4604, 4888, 5755, 5828, 6110, 7285, 8060, 9208, 11510, 11656, 12220, 14570, 14963, 16120, 18941, 23020, 24440, 29140, 29926, 35681, 37882, 46040, 54097, 58280, 59852, 71362, 74815, 75764, 94705, 108194, 119704, 142724, 149630, 151528, 178405, 189410, 216388, 270485, 285448, 299260, 356810, 378820, 432776, 463853, 540970, 598520, 703261, 713620, 757640, 927706, 1081940, 1406522, 1427240, 1677007, 1855412, 2163880, 2319265, 2813044, 3354014, 3516305, 3710824, 4638530, 5626088, 6708028, 7032610, 8385035, 9277060, 13416056, 14065220, 16770070, 18554120, 21801091, 28130440, 33540140, 43602182, 67080280, 87204364, 109005455, 174408728, 218010910, 436021820, 872043640]

約数ペア:

[(1, 872043640), (2, 436021820), (4, 218010910), (5, 174408728), (8, 109005455), (10, 87204364), (13, 67080280), (20, 43602182), (26, 33540140), (31, 28130440), (40, 21801091), (47, 18554120), (52, 16770070), (62, 14065220), (65, 13416056), (94, 9277060), (104, 8385035), (124, 7032610), (130, 6708028), (155, 5626088), (188, 4638530), (235, 3710824), (248, 3516305), (260, 3354014), (310, 2813044), (376, 2319265), (403, 2163880), (470, 1855412), (520, 1677007), (611, 1427240), (620, 1406522), (806, 1081940), (940, 927706), (1151, 757640), (1222, 713620), (1240, 703261), (1457, 598520), (1612, 540970), (1880, 463853), (2015, 432776), (2302, 378820), (2444, 356810), (2914, 299260), (3055, 285448), (3224, 270485), (4030, 216388), (4604, 189410), (4888, 178405), (5755, 151528), (5828, 149630), (6110, 142724), (7285, 119704), (8060, 108194), (9208, 94705), (11510, 75764), (11656, 74815), (12220, 71362), (14570, 59852), (14963, 58280), (16120, 54097), (18941, 46040), (23020, 37882), (24440, 35681), (29140, 29926)]