15561270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4021}}^1$

素因数の和:4077

約数の個数: 48

約数和(自身を含む): 41410512

約数和(自身を除く): 25849242

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4021, 8042, 12063, 20105, 24126, 36189, 40210, 60315, 72378, 120630, 172903, 180945, 345806, 361890, 518709, 864515, 1037418, 1556127, 1729030, 2593545, 3112254, 5187090, 7780635, 15561270]

約数ペア:

[(1, 15561270), (2, 7780635), (3, 5187090), (5, 3112254), (6, 2593545), (9, 1729030), (10, 1556127), (15, 1037418), (18, 864515), (30, 518709), (43, 361890), (45, 345806), (86, 180945), (90, 172903), (129, 120630), (215, 72378), (258, 60315), (387, 40210), (430, 36189), (645, 24126), (774, 20105), (1290, 12063), (1935, 8042), (3870, 4021)]