255620760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2130173}}^1$

素因数の和:2130187

約数の個数: 32

約数和(自身を含む): 766862640

約数和(自身を除く): 511241880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2130173, 4260346, 6390519, 8520692, 10650865, 12781038, 17041384, 21301730, 25562076, 31952595, 42603460, 51124152, 63905190, 85206920, 127810380, 255620760]

約数ペア:

[(1, 255620760), (2, 127810380), (3, 85206920), (4, 63905190), (5, 51124152), (6, 42603460), (8, 31952595), (10, 25562076), (12, 21301730), (15, 17041384), (20, 12781038), (24, 10650865), (30, 8520692), (40, 6390519), (60, 4260346), (120, 2130173)]