135663280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 326541600

約数和(自身を除く): 190878320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 113, 172, 215, 226, 344, 349, 430, 452, 565, 688, 698, 860, 904, 1130, 1396, 1720, 1745, 1808, 2260, 2792, 3440, 3490, 4520, 4859, 5584, 6980, 9040, 9718, 13960, 15007, 19436, 24295, 27920, 30014, 38872, 39437, 48590, 60028, 75035, 77744, 78874, 97180, 120056, 150070, 157748, 194360, 197185, 240112, 300140, 315496, 388720, 394370, 600280, 630992, 788740, 1200560, 1577480, 1695791, 3154960, 3391582, 6783164, 8478955, 13566328, 16957910, 27132656, 33915820, 67831640, 135663280]

約数ペア:

[(1, 135663280), (2, 67831640), (4, 33915820), (5, 27132656), (8, 16957910), (10, 13566328), (16, 8478955), (20, 6783164), (40, 3391582), (43, 3154960), (80, 1695791), (86, 1577480), (113, 1200560), (172, 788740), (215, 630992), (226, 600280), (344, 394370), (349, 388720), (430, 315496), (452, 300140), (565, 240112), (688, 197185), (698, 194360), (860, 157748), (904, 150070), (1130, 120056), (1396, 97180), (1720, 78874), (1745, 77744), (1808, 75035), (2260, 60028), (2792, 48590), (3440, 39437), (3490, 38872), (4520, 30014), (4859, 27920), (5584, 24295), (6980, 19436), (9040, 15007), (9718, 13960)]