613980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{379}}^1$

素因数の和:400

約数の個数: 60

約数和(自身を含む): 1931160

約数和(自身を除く): 1317180

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, 379, 405, 540, 758, 810, 1137, 1516, 1620, 1895, 2274, 3411, 3790, 4548, 5685, 6822, 7580, 10233, 11370, 13644, 17055, 20466, 22740, 30699, 34110, 40932, 51165, 61398, 68220, 102330, 122796, 153495, 204660, 306990, 613980]

約数ペア:

[(1, 613980), (2, 306990), (3, 204660), (4, 153495), (5, 122796), (6, 102330), (9, 68220), (10, 61398), (12, 51165), (15, 40932), (18, 34110), (20, 30699), (27, 22740), (30, 20466), (36, 17055), (45, 13644), (54, 11370), (60, 10233), (81, 7580), (90, 6822), (108, 5685), (135, 4548), (162, 3790), (180, 3411), (270, 2274), (324, 1895), (379, 1620), (405, 1516), (540, 1137), (758, 810)]