157754640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{657311}}^1$

素因数の和:657327

約数の個数: 40

約数和(自身を含む): 489040128

約数和(自身を除く): 331285488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 657311, 1314622, 1971933, 2629244, 3286555, 3943866, 5258488, 6573110, 7887732, 9859665, 10516976, 13146220, 15775464, 19719330, 26292440, 31550928, 39438660, 52584880, 78877320, 157754640]

約数ペア:

[(1, 157754640), (2, 78877320), (3, 52584880), (4, 39438660), (5, 31550928), (6, 26292440), (8, 19719330), (10, 15775464), (12, 13146220), (15, 10516976), (16, 9859665), (20, 7887732), (24, 6573110), (30, 5258488), (40, 3943866), (48, 3286555), (60, 2629244), (80, 1971933), (120, 1314622), (240, 657311)]