55552860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28057}}^1$

素因数の和:28083

約数の個数: 72

約数和(自身を含む): 183836016

約数和(自身を除く): 128283156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 28057, 56114, 84171, 112228, 140285, 168342, 252513, 280570, 308627, 336684, 420855, 505026, 561140, 617254, 841710, 925881, 1010052, 1234508, 1262565, 1543135, 1683420, 1851762, 2525130, 2777643, 3086270, 3703524, 4629405, 5050260, 5555286, 6172540, 9258810, 11110572, 13888215, 18517620, 27776430, 55552860]

約数ペア:

[(1, 55552860), (2, 27776430), (3, 18517620), (4, 13888215), (5, 11110572), (6, 9258810), (9, 6172540), (10, 5555286), (11, 5050260), (12, 4629405), (15, 3703524), (18, 3086270), (20, 2777643), (22, 2525130), (30, 1851762), (33, 1683420), (36, 1543135), (44, 1262565), (45, 1234508), (55, 1010052), (60, 925881), (66, 841710), (90, 617254), (99, 561140), (110, 505026), (132, 420855), (165, 336684), (180, 308627), (198, 280570), (220, 252513), (330, 168342), (396, 140285), (495, 112228), (660, 84171), (990, 56114), (1980, 28057)]