390472020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2169289}}^1$

素因数の和:2169304

約数の個数: 36

約数和(自身を含む): 1184432340

約数和(自身を除く): 793960320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2169289, 4338578, 6507867, 8677156, 10846445, 13015734, 19523601, 21692890, 26031468, 32539335, 39047202, 43385780, 65078670, 78094404, 97618005, 130157340, 195236010, 390472020]

約数ペア:

[(1, 390472020), (2, 195236010), (3, 130157340), (4, 97618005), (5, 78094404), (6, 65078670), (9, 43385780), (10, 39047202), (12, 32539335), (15, 26031468), (18, 21692890), (20, 19523601), (30, 13015734), (36, 10846445), (45, 8677156), (60, 6507867), (90, 4338578), (180, 2169289)]