18874798440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{144701}}^1$

素因数の和:145802

約数の個数: 64

約数和(自身を含む): 56676879360

約数和(自身を除く): 37802080920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1087, 2174, 3261, 4348, 5435, 6522, 8696, 10870, 13044, 16305, 21740, 26088, 32610, 43480, 65220, 130440, 144701, 289402, 434103, 578804, 723505, 868206, 1157608, 1447010, 1736412, 2170515, 2894020, 3472824, 4341030, 5788040, 8682060, 17364120, 157289987, 314579974, 471869961, 629159948, 786449935, 943739922, 1258319896, 1572899870, 1887479844, 2359349805, 3145799740, 3774959688, 4718699610, 6291599480, 9437399220, 18874798440]

約数ペア:

[(1, 18874798440), (2, 9437399220), (3, 6291599480), (4, 4718699610), (5, 3774959688), (6, 3145799740), (8, 2359349805), (10, 1887479844), (12, 1572899870), (15, 1258319896), (20, 943739922), (24, 786449935), (30, 629159948), (40, 471869961), (60, 314579974), (120, 157289987), (1087, 17364120), (2174, 8682060), (3261, 5788040), (4348, 4341030), (5435, 3472824), (6522, 2894020), (8696, 2170515), (10870, 1736412), (13044, 1447010), (16305, 1157608), (21740, 868206), (26088, 723505), (32610, 578804), (43480, 434103), (65220, 289402), (130440, 144701)]