16421520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1360

約数の個数: 80

約数和(自身を含む): 51907392

約数和(自身を除く): 35485872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1291, 1590, 2120, 2544, 2582, 3180, 3873, 4240, 5164, 6360, 6455, 7746, 10328, 12720, 12910, 15492, 19365, 20656, 25820, 30984, 38730, 51640, 61968, 68423, 77460, 103280, 136846, 154920, 205269, 273692, 309840, 342115, 410538, 547384, 684230, 821076, 1026345, 1094768, 1368460, 1642152, 2052690, 2736920, 3284304, 4105380, 5473840, 8210760, 16421520]

約数ペア:

[(1, 16421520), (2, 8210760), (3, 5473840), (4, 4105380), (5, 3284304), (6, 2736920), (8, 2052690), (10, 1642152), (12, 1368460), (15, 1094768), (16, 1026345), (20, 821076), (24, 684230), (30, 547384), (40, 410538), (48, 342115), (53, 309840), (60, 273692), (80, 205269), (106, 154920), (120, 136846), (159, 103280), (212, 77460), (240, 68423), (265, 61968), (318, 51640), (424, 38730), (530, 30984), (636, 25820), (795, 20656), (848, 19365), (1060, 15492), (1272, 12910), (1291, 12720), (1590, 10328), (2120, 7746), (2544, 6455), (2582, 6360), (3180, 5164), (3873, 4240)]