18598231620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{402037}}^1$

素因数の和:402309

約数の個数: 72

約数和(自身を含む): 56634288984

約数和(自身を除く): 38036057364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 3084, 3855, 4626, 5140, 7710, 9252, 11565, 15420, 23130, 46260, 402037, 804074, 1206111, 1608148, 2010185, 2412222, 3618333, 4020370, 4824444, 6030555, 7236666, 8040740, 12061110, 14473332, 18091665, 24122220, 36183330, 72366660, 103323509, 206647018, 309970527, 413294036, 516617545, 619941054, 929911581, 1033235090, 1239882108, 1549852635, 1859823162, 2066470180, 3099705270, 3719646324, 4649557905, 6199410540, 9299115810, 18598231620]

約数ペア:

[(1, 18598231620), (2, 9299115810), (3, 6199410540), (4, 4649557905), (5, 3719646324), (6, 3099705270), (9, 2066470180), (10, 1859823162), (12, 1549852635), (15, 1239882108), (18, 1033235090), (20, 929911581), (30, 619941054), (36, 516617545), (45, 413294036), (60, 309970527), (90, 206647018), (180, 103323509), (257, 72366660), (514, 36183330), (771, 24122220), (1028, 18091665), (1285, 14473332), (1542, 12061110), (2313, 8040740), (2570, 7236666), (3084, 6030555), (3855, 4824444), (4626, 4020370), (5140, 3618333), (7710, 2412222), (9252, 2010185), (11565, 1608148), (15420, 1206111), (23130, 804074), (46260, 402037)]