208076540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{3169}}^1$

素因数の和:3259

約数の個数: 72

約数和(自身を含む): 516050640

約数和(自身を除く): 307974100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1340, 1876, 2345, 3169, 3283, 4690, 6338, 6566, 9380, 12676, 13132, 15845, 16415, 22183, 31690, 32830, 44366, 63380, 65660, 88732, 110915, 155281, 212323, 221830, 310562, 424646, 443660, 621124, 776405, 849292, 1061615, 1486261, 1552810, 2123230, 2972522, 3105620, 4246460, 5945044, 7431305, 10403827, 14862610, 20807654, 29725220, 41615308, 52019135, 104038270, 208076540]

約数ペア:

[(1, 208076540), (2, 104038270), (4, 52019135), (5, 41615308), (7, 29725220), (10, 20807654), (14, 14862610), (20, 10403827), (28, 7431305), (35, 5945044), (49, 4246460), (67, 3105620), (70, 2972522), (98, 2123230), (134, 1552810), (140, 1486261), (196, 1061615), (245, 849292), (268, 776405), (335, 621124), (469, 443660), (490, 424646), (670, 310562), (938, 221830), (980, 212323), (1340, 155281), (1876, 110915), (2345, 88732), (3169, 65660), (3283, 63380), (4690, 44366), (6338, 32830), (6566, 31690), (9380, 22183), (12676, 16415), (13132, 15845)]