71436420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 239279040

約数和(自身を除く): 167842620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 109, 110, 132, 165, 180, 198, 218, 220, 327, 330, 331, 396, 436, 495, 545, 654, 660, 662, 981, 990, 993, 1090, 1199, 1308, 1324, 1635, 1655, 1962, 1980, 1986, 2180, 2398, 2979, 3270, 3310, 3597, 3641, 3924, 3972, 4796, 4905, 4965, 5958, 5995, 6540, 6620, 7194, 7282, 9810, 9930, 10791, 10923, 11916, 11990, 14388, 14564, 14895, 17985, 18205, 19620, 19860, 21582, 21846, 23980, 29790, 32769, 35970, 36079, 36410, 43164, 43692, 53955, 54615, 59580, 65538, 71940, 72158, 72820, 107910, 108237, 109230, 131076, 144316, 163845, 180395, 215820, 216474, 218460, 324711, 327690, 360790, 396869, 432948, 541185, 649422, 655380, 721580, 793738, 1082370, 1190607, 1298844, 1587476, 1623555, 1984345, 2164740, 2381214, 3247110, 3571821, 3968690, 4762428, 5953035, 6494220, 7143642, 7937380, 11906070, 14287284, 17859105, 23812140, 35718210, 71436420]

約数ペア:

[(1, 71436420), (2, 35718210), (3, 23812140), (4, 17859105), (5, 14287284), (6, 11906070), (9, 7937380), (10, 7143642), (11, 6494220), (12, 5953035), (15, 4762428), (18, 3968690), (20, 3571821), (22, 3247110), (30, 2381214), (33, 2164740), (36, 1984345), (44, 1623555), (45, 1587476), (55, 1298844), (60, 1190607), (66, 1082370), (90, 793738), (99, 721580), (109, 655380), (110, 649422), (132, 541185), (165, 432948), (180, 396869), (198, 360790), (218, 327690), (220, 324711), (327, 218460), (330, 216474), (331, 215820), (396, 180395), (436, 163845), (495, 144316), (545, 131076), (654, 109230), (660, 108237), (662, 107910), (981, 72820), (990, 72158), (993, 71940), (1090, 65538), (1199, 59580), (1308, 54615), (1324, 53955), (1635, 43692), (1655, 43164), (1962, 36410), (1980, 36079), (1986, 35970), (2180, 32769), (2398, 29790), (2979, 23980), (3270, 21846), (3310, 21582), (3597, 19860), (3641, 19620), (3924, 18205), (3972, 17985), (4796, 14895), (4905, 14564), (4965, 14388), (5958, 11990), (5995, 11916), (6540, 10923), (6620, 10791), (7194, 9930), (7282, 9810)]