64492020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{358289}}^1$

素因数の和:358304

約数の個数: 36

約数和(自身を含む): 195626340

約数和(自身を除く): 131134320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 358289, 716578, 1074867, 1433156, 1791445, 2149734, 3224601, 3582890, 4299468, 5374335, 6449202, 7165780, 10748670, 12898404, 16123005, 21497340, 32246010, 64492020]

約数ペア:

[(1, 64492020), (2, 32246010), (3, 21497340), (4, 16123005), (5, 12898404), (6, 10748670), (9, 7165780), (10, 6449202), (12, 5374335), (15, 4299468), (18, 3582890), (20, 3224601), (30, 2149734), (36, 1791445), (45, 1433156), (60, 1074867), (90, 716578), (180, 358289)]