85121460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12781}}^1$

素因数の和:12833

約数の個数: 72

約数和(自身を含む): 265200936

約数和(自身を除く): 180079476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 12781, 25562, 38343, 51124, 63905, 76686, 115029, 127810, 153372, 191715, 230058, 255620, 383430, 460116, 472897, 575145, 766860, 945794, 1150290, 1418691, 1891588, 2300580, 2364485, 2837382, 4256073, 4728970, 5674764, 7093455, 8512146, 9457940, 14186910, 17024292, 21280365, 28373820, 42560730, 85121460]

約数ペア:

[(1, 85121460), (2, 42560730), (3, 28373820), (4, 21280365), (5, 17024292), (6, 14186910), (9, 9457940), (10, 8512146), (12, 7093455), (15, 5674764), (18, 4728970), (20, 4256073), (30, 2837382), (36, 2364485), (37, 2300580), (45, 1891588), (60, 1418691), (74, 1150290), (90, 945794), (111, 766860), (148, 575145), (180, 472897), (185, 460116), (222, 383430), (333, 255620), (370, 230058), (444, 191715), (555, 153372), (666, 127810), (740, 115029), (1110, 76686), (1332, 63905), (1665, 51124), (2220, 38343), (3330, 25562), (6660, 12781)]