15031980

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{1031}}^1$

素因数の和:1058

約数の個数: 84

約数和(自身を含む): 47374992

約数和(自身を除く): 32343012

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, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1031, 1215, 1458, 1620, 2062, 2430, 2916, 3093, 3645, 4124, 4860, 5155, 6186, 7290, 9279, 10310, 12372, 14580, 15465, 18558, 20620, 27837, 30930, 37116, 46395, 55674, 61860, 83511, 92790, 111348, 139185, 167022, 185580, 250533, 278370, 334044, 417555, 501066, 556740, 751599, 835110, 1002132, 1252665, 1503198, 1670220, 2505330, 3006396, 3757995, 5010660, 7515990, 15031980]

約数ペア:

[(1, 15031980), (2, 7515990), (3, 5010660), (4, 3757995), (5, 3006396), (6, 2505330), (9, 1670220), (10, 1503198), (12, 1252665), (15, 1002132), (18, 835110), (20, 751599), (27, 556740), (30, 501066), (36, 417555), (45, 334044), (54, 278370), (60, 250533), (81, 185580), (90, 167022), (108, 139185), (135, 111348), (162, 92790), (180, 83511), (243, 61860), (270, 55674), (324, 46395), (405, 37116), (486, 30930), (540, 27837), (729, 20620), (810, 18558), (972, 15465), (1031, 14580), (1215, 12372), (1458, 10310), (1620, 9279), (2062, 7290), (2430, 6186), (2916, 5155), (3093, 4860), (3645, 4124)]