85557720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{712981}}^1$

素因数の和:712995

約数の個数: 32

約数和(自身を含む): 256673520

約数和(自身を除く): 171115800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 712981, 1425962, 2138943, 2851924, 3564905, 4277886, 5703848, 7129810, 8555772, 10694715, 14259620, 17111544, 21389430, 28519240, 42778860, 85557720]

約数ペア:

[(1, 85557720), (2, 42778860), (3, 28519240), (4, 21389430), (5, 17111544), (6, 14259620), (8, 10694715), (10, 8555772), (12, 7129810), (15, 5703848), (20, 4277886), (24, 3564905), (30, 2851924), (40, 2138943), (60, 1425962), (120, 712981)]