210518460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{389849}}^1$

素因数の和:389867

約数の個数: 48

約数和(自身を含む): 654948000

約数和(自身を除く): 444429540

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, 389849, 779698, 1169547, 1559396, 1949245, 2339094, 3508641, 3898490, 4678188, 5847735, 7017282, 7796980, 10525923, 11695470, 14034564, 17543205, 21051846, 23390940, 35086410, 42103692, 52629615, 70172820, 105259230, 210518460]

約数ペア:

[(1, 210518460), (2, 105259230), (3, 70172820), (4, 52629615), (5, 42103692), (6, 35086410), (9, 23390940), (10, 21051846), (12, 17543205), (15, 14034564), (18, 11695470), (20, 10525923), (27, 7796980), (30, 7017282), (36, 5847735), (45, 4678188), (54, 3898490), (60, 3508641), (90, 2339094), (108, 1949245), (135, 1559396), (180, 1169547), (270, 779698), (540, 389849)]