123720

素因数分解:

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

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 371520

約数和(自身を除く): 247800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1031, 2062, 3093, 4124, 5155, 6186, 8248, 10310, 12372, 15465, 20620, 24744, 30930, 41240, 61860, 123720]

約数ペア:

[(1, 123720), (2, 61860), (3, 41240), (4, 30930), (5, 24744), (6, 20620), (8, 15465), (10, 12372), (12, 10310), (15, 8248), (20, 6186), (24, 5155), (30, 4124), (40, 3093), (60, 2062), (120, 1031)]