920719620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{2521}}^1$

素因数の和:4565

約数の個数: 72

約数和(自身を含む): 2795334360

約数和(自身を除く): 1874614740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2029, 2521, 4058, 5042, 6087, 7563, 8116, 10084, 10145, 12174, 12605, 15126, 18261, 20290, 22689, 24348, 25210, 30252, 30435, 36522, 37815, 40580, 45378, 50420, 60870, 73044, 75630, 90756, 91305, 113445, 121740, 151260, 182610, 226890, 365220, 453780, 5115109, 10230218, 15345327, 20460436, 25575545, 30690654, 46035981, 51151090, 61381308, 76726635, 92071962, 102302180, 153453270, 184143924, 230179905, 306906540, 460359810, 920719620]

約数ペア:

[(1, 920719620), (2, 460359810), (3, 306906540), (4, 230179905), (5, 184143924), (6, 153453270), (9, 102302180), (10, 92071962), (12, 76726635), (15, 61381308), (18, 51151090), (20, 46035981), (30, 30690654), (36, 25575545), (45, 20460436), (60, 15345327), (90, 10230218), (180, 5115109), (2029, 453780), (2521, 365220), (4058, 226890), (5042, 182610), (6087, 151260), (7563, 121740), (8116, 113445), (10084, 91305), (10145, 90756), (12174, 75630), (12605, 73044), (15126, 60870), (18261, 50420), (20290, 45378), (22689, 40580), (24348, 37815), (25210, 36522), (30252, 30435)]