270963640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{599}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 627264000

約数和(自身を除く): 356300360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 263, 344, 430, 526, 599, 860, 1052, 1198, 1315, 1720, 2104, 2396, 2630, 2995, 4792, 5260, 5990, 10520, 11309, 11980, 22618, 23960, 25757, 45236, 51514, 56545, 90472, 103028, 113090, 128785, 157537, 206056, 226180, 257570, 315074, 452360, 515140, 630148, 787685, 1030280, 1260296, 1575370, 3150740, 6301480, 6774091, 13548182, 27096364, 33870455, 54192728, 67740910, 135481820, 270963640]

約数ペア:

[(1, 270963640), (2, 135481820), (4, 67740910), (5, 54192728), (8, 33870455), (10, 27096364), (20, 13548182), (40, 6774091), (43, 6301480), (86, 3150740), (172, 1575370), (215, 1260296), (263, 1030280), (344, 787685), (430, 630148), (526, 515140), (599, 452360), (860, 315074), (1052, 257570), (1198, 226180), (1315, 206056), (1720, 157537), (2104, 128785), (2396, 113090), (2630, 103028), (2995, 90472), (4792, 56545), (5260, 51514), (5990, 45236), (10520, 25757), (11309, 23960), (11980, 22618)]