204930900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2089}}^1$

素因数の和:2218

約数の個数: 108

約数和(自身を含む): 648547900

約数和(自身を除く): 443617000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 109, 150, 180, 218, 225, 300, 327, 436, 450, 545, 654, 900, 981, 1090, 1308, 1635, 1962, 2089, 2180, 2725, 3270, 3924, 4178, 4905, 5450, 6267, 6540, 8175, 8356, 9810, 10445, 10900, 12534, 16350, 18801, 19620, 20890, 24525, 25068, 31335, 32700, 37602, 41780, 49050, 52225, 62670, 75204, 94005, 98100, 104450, 125340, 156675, 188010, 208900, 227701, 313350, 376020, 455402, 470025, 626700, 683103, 910804, 940050, 1138505, 1366206, 1880100, 2049309, 2277010, 2732412, 3415515, 4098618, 4554020, 5692525, 6831030, 8197236, 10246545, 11385050, 13662060, 17077575, 20493090, 22770100, 34155150, 40986180, 51232725, 68310300, 102465450, 204930900]

約数ペア:

[(1, 204930900), (2, 102465450), (3, 68310300), (4, 51232725), (5, 40986180), (6, 34155150), (9, 22770100), (10, 20493090), (12, 17077575), (15, 13662060), (18, 11385050), (20, 10246545), (25, 8197236), (30, 6831030), (36, 5692525), (45, 4554020), (50, 4098618), (60, 3415515), (75, 2732412), (90, 2277010), (100, 2049309), (109, 1880100), (150, 1366206), (180, 1138505), (218, 940050), (225, 910804), (300, 683103), (327, 626700), (436, 470025), (450, 455402), (545, 376020), (654, 313350), (900, 227701), (981, 208900), (1090, 188010), (1308, 156675), (1635, 125340), (1962, 104450), (2089, 98100), (2180, 94005), (2725, 75204), (3270, 62670), (3924, 52225), (4178, 49050), (4905, 41780), (5450, 37602), (6267, 32700), (6540, 31335), (8175, 25068), (8356, 24525), (9810, 20890), (10445, 19620), (10900, 18801), (12534, 16350)]