220388580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{408127}}^1$

素因数の和:408145

約数の個数: 48

約数和(自身を含む): 685655040

約数和(自身を除く): 465266460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 408127, 816254, 1224381, 1632508, 2040635, 2448762, 3673143, 4081270, 4897524, 6121905, 7346286, 8162540, 11019429, 12243810, 14692572, 18365715, 22038858, 24487620, 36731430, 44077716, 55097145, 73462860, 110194290, 220388580]

約数ペア:

[(1, 220388580), (2, 110194290), (3, 73462860), (4, 55097145), (5, 44077716), (6, 36731430), (9, 24487620), (10, 22038858), (12, 18365715), (15, 14692572), (18, 12243810), (20, 11019429), (27, 8162540), (30, 7346286), (36, 6121905), (45, 4897524), (54, 4081270), (60, 3673143), (90, 2448762), (108, 2040635), (135, 1632508), (180, 1224381), (270, 816254), (540, 408127)]