220304800

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2437}}^1$

素因数の和:2570

約数の個数: 72

約数和(自身を含む): 542801196

約数和(自身を除く): 322496396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 800, 904, 1130, 1808, 2260, 2437, 2825, 3616, 4520, 4874, 5650, 9040, 9748, 11300, 12185, 18080, 19496, 22600, 24370, 38992, 45200, 48740, 60925, 77984, 90400, 97480, 121850, 194960, 243700, 275381, 389920, 487400, 550762, 974800, 1101524, 1376905, 1949600, 2203048, 2753810, 4406096, 5507620, 6884525, 8812192, 11015240, 13769050, 22030480, 27538100, 44060960, 55076200, 110152400, 220304800]

約数ペア:

[(1, 220304800), (2, 110152400), (4, 55076200), (5, 44060960), (8, 27538100), (10, 22030480), (16, 13769050), (20, 11015240), (25, 8812192), (32, 6884525), (40, 5507620), (50, 4406096), (80, 2753810), (100, 2203048), (113, 1949600), (160, 1376905), (200, 1101524), (226, 974800), (400, 550762), (452, 487400), (565, 389920), (800, 275381), (904, 243700), (1130, 194960), (1808, 121850), (2260, 97480), (2437, 90400), (2825, 77984), (3616, 60925), (4520, 48740), (4874, 45200), (5650, 38992), (9040, 24370), (9748, 22600), (11300, 19496), (12185, 18080)]