213413302360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{322513}}^1$

素因数の和:322828

約数の個数: 64

約数和(自身を含む): 489034428480

約数和(自身を除く): 275621126120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 233, 284, 355, 466, 568, 710, 932, 1165, 1420, 1864, 2330, 2840, 4660, 9320, 16543, 33086, 66172, 82715, 132344, 165430, 322513, 330860, 645026, 661720, 1290052, 1612565, 2580104, 3225130, 6450260, 12900520, 22898423, 45796846, 75145529, 91593692, 114492115, 150291058, 183187384, 228984230, 300582116, 375727645, 457968460, 601164232, 751455290, 915936920, 1502910580, 3005821160, 5335332559, 10670665118, 21341330236, 26676662795, 42682660472, 53353325590, 106706651180, 213413302360]

約数ペア:

[(1, 213413302360), (2, 106706651180), (4, 53353325590), (5, 42682660472), (8, 26676662795), (10, 21341330236), (20, 10670665118), (40, 5335332559), (71, 3005821160), (142, 1502910580), (233, 915936920), (284, 751455290), (355, 601164232), (466, 457968460), (568, 375727645), (710, 300582116), (932, 228984230), (1165, 183187384), (1420, 150291058), (1864, 114492115), (2330, 91593692), (2840, 75145529), (4660, 45796846), (9320, 22898423), (16543, 12900520), (33086, 6450260), (66172, 3225130), (82715, 2580104), (132344, 1612565), (165430, 1290052), (322513, 661720), (330860, 645026)]