861480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2393}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 2800980

約数和(自身を除く): 1939500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 2393, 4786, 7179, 9572, 11965, 14358, 19144, 21537, 23930, 28716, 35895, 43074, 47860, 57432, 71790, 86148, 95720, 107685, 143580, 172296, 215370, 287160, 430740, 861480]

約数ペア:

[(1, 861480), (2, 430740), (3, 287160), (4, 215370), (5, 172296), (6, 143580), (8, 107685), (9, 95720), (10, 86148), (12, 71790), (15, 57432), (18, 47860), (20, 43074), (24, 35895), (30, 28716), (36, 23930), (40, 21537), (45, 19144), (60, 14358), (72, 11965), (90, 9572), (120, 7179), (180, 4786), (360, 2393)]