140637720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1171981}}^1$

素因数の和:1171995

約数の個数: 32

約数和(自身を含む): 421913520

約数和(自身を除く): 281275800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1171981, 2343962, 3515943, 4687924, 5859905, 7031886, 9375848, 11719810, 14063772, 17579715, 23439620, 28127544, 35159430, 46879240, 70318860, 140637720]

約数ペア:

[(1, 140637720), (2, 70318860), (3, 46879240), (4, 35159430), (5, 28127544), (6, 23439620), (8, 17579715), (10, 14063772), (12, 11719810), (15, 9375848), (20, 7031886), (24, 5859905), (30, 4687924), (40, 3515943), (60, 2343962), (120, 1171981)]