212756800

素因数分解:

$2^6\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1416

約数の個数: 84

約数和(自身を含む): 529006816

約数和(自身を除く): 316250016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 103, 160, 200, 206, 320, 400, 412, 515, 800, 824, 1030, 1291, 1600, 1648, 2060, 2575, 2582, 3296, 4120, 5150, 5164, 6455, 6592, 8240, 10300, 10328, 12910, 16480, 20600, 20656, 25820, 32275, 32960, 41200, 41312, 51640, 64550, 82400, 82624, 103280, 129100, 132973, 164800, 206560, 258200, 265946, 413120, 516400, 531892, 664865, 1032800, 1063784, 1329730, 2065600, 2127568, 2659460, 3324325, 4255136, 5318920, 6648650, 8510272, 10637840, 13297300, 21275680, 26594600, 42551360, 53189200, 106378400, 212756800]

約数ペア:

[(1, 212756800), (2, 106378400), (4, 53189200), (5, 42551360), (8, 26594600), (10, 21275680), (16, 13297300), (20, 10637840), (25, 8510272), (32, 6648650), (40, 5318920), (50, 4255136), (64, 3324325), (80, 2659460), (100, 2127568), (103, 2065600), (160, 1329730), (200, 1063784), (206, 1032800), (320, 664865), (400, 531892), (412, 516400), (515, 413120), (800, 265946), (824, 258200), (1030, 206560), (1291, 164800), (1600, 132973), (1648, 129100), (2060, 103280), (2575, 82624), (2582, 82400), (3296, 64550), (4120, 51640), (5150, 41312), (5164, 41200), (6455, 32960), (6592, 32275), (8240, 25820), (10300, 20656), (10328, 20600), (12910, 16480)]