278086860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1663}}^1$

素因数の和:2607

約数の個数: 72

約数和(自身を含む): 844945920

約数和(自身を除く): 566859060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 929, 1663, 1858, 2787, 3326, 3716, 4645, 4989, 5574, 6652, 8315, 8361, 9290, 9978, 11148, 13935, 14967, 16630, 16722, 18580, 19956, 24945, 27870, 29934, 33260, 33444, 41805, 49890, 55740, 59868, 74835, 83610, 99780, 149670, 167220, 299340, 1544927, 3089854, 4634781, 6179708, 7724635, 9269562, 13904343, 15449270, 18539124, 23173905, 27808686, 30898540, 46347810, 55617372, 69521715, 92695620, 139043430, 278086860]

約数ペア:

[(1, 278086860), (2, 139043430), (3, 92695620), (4, 69521715), (5, 55617372), (6, 46347810), (9, 30898540), (10, 27808686), (12, 23173905), (15, 18539124), (18, 15449270), (20, 13904343), (30, 9269562), (36, 7724635), (45, 6179708), (60, 4634781), (90, 3089854), (180, 1544927), (929, 299340), (1663, 167220), (1858, 149670), (2787, 99780), (3326, 83610), (3716, 74835), (4645, 59868), (4989, 55740), (5574, 49890), (6652, 41805), (8315, 33444), (8361, 33260), (9290, 29934), (9978, 27870), (11148, 24945), (13935, 19956), (14967, 18580), (16630, 16722)]