208346640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{868111}}^1$

素因数の和:868127

約数の個数: 40

約数和(自身を含む): 645875328

約数和(自身を除く): 437528688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 868111, 1736222, 2604333, 3472444, 4340555, 5208666, 6944888, 8681110, 10417332, 13021665, 13889776, 17362220, 20834664, 26043330, 34724440, 41669328, 52086660, 69448880, 104173320, 208346640]

約数ペア:

[(1, 208346640), (2, 104173320), (3, 69448880), (4, 52086660), (5, 41669328), (6, 34724440), (8, 26043330), (10, 20834664), (12, 17362220), (15, 13889776), (16, 13021665), (20, 10417332), (24, 8681110), (30, 6944888), (40, 5208666), (48, 4340555), (60, 3472444), (80, 2604333), (120, 1736222), (240, 868111)]