211257720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{65203}}^1$

素因数の和:65226

約数の個数: 80

約数和(自身を含む): 710071560

約数和(自身を除く): 498813840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 65203, 130406, 195609, 260812, 326015, 391218, 521624, 586827, 652030, 782436, 978045, 1173654, 1304060, 1564872, 1760481, 1956090, 2347308, 2608120, 2934135, 3520962, 3912180, 4694616, 5281443, 5868270, 7041924, 7824360, 8802405, 10562886, 11736540, 14083848, 17604810, 21125772, 23473080, 26407215, 35209620, 42251544, 52814430, 70419240, 105628860, 211257720]

約数ペア:

[(1, 211257720), (2, 105628860), (3, 70419240), (4, 52814430), (5, 42251544), (6, 35209620), (8, 26407215), (9, 23473080), (10, 21125772), (12, 17604810), (15, 14083848), (18, 11736540), (20, 10562886), (24, 8802405), (27, 7824360), (30, 7041924), (36, 5868270), (40, 5281443), (45, 4694616), (54, 3912180), (60, 3520962), (72, 2934135), (81, 2608120), (90, 2347308), (108, 1956090), (120, 1760481), (135, 1564872), (162, 1304060), (180, 1173654), (216, 978045), (270, 782436), (324, 652030), (360, 586827), (405, 521624), (540, 391218), (648, 326015), (810, 260812), (1080, 195609), (1620, 130406), (3240, 65203)]