205836720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{857653}}^1$

素因数の和:857669

約数の個数: 40

約数和(自身を含む): 638094576

約数和(自身を除く): 432257856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 857653, 1715306, 2572959, 3430612, 4288265, 5145918, 6861224, 8576530, 10291836, 12864795, 13722448, 17153060, 20583672, 25729590, 34306120, 41167344, 51459180, 68612240, 102918360, 205836720]

約数ペア:

[(1, 205836720), (2, 102918360), (3, 68612240), (4, 51459180), (5, 41167344), (6, 34306120), (8, 25729590), (10, 20583672), (12, 17153060), (15, 13722448), (16, 12864795), (20, 10291836), (24, 8576530), (30, 6861224), (40, 5145918), (48, 4288265), (60, 3430612), (80, 2572959), (120, 1715306), (240, 857653)]