2480220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1531}}^1$

素因数の和:1552

約数の個数: 60

約数和(自身を含む): 7785624

約数和(自身を除く): 5305404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1531, 1620, 3062, 4593, 6124, 7655, 9186, 13779, 15310, 18372, 22965, 27558, 30620, 41337, 45930, 55116, 68895, 82674, 91860, 124011, 137790, 165348, 206685, 248022, 275580, 413370, 496044, 620055, 826740, 1240110, 2480220]

約数ペア:

[(1, 2480220), (2, 1240110), (3, 826740), (4, 620055), (5, 496044), (6, 413370), (9, 275580), (10, 248022), (12, 206685), (15, 165348), (18, 137790), (20, 124011), (27, 91860), (30, 82674), (36, 68895), (45, 55116), (54, 45930), (60, 41337), (81, 30620), (90, 27558), (108, 22965), (135, 18372), (162, 15310), (180, 13779), (270, 9186), (324, 7655), (405, 6124), (540, 4593), (810, 3062), (1531, 1620)]