133721560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{477577}}^1$

素因数の和:477595

約数の個数: 32

約数和(自身を含む): 343856160

約数和(自身を除く): 210134600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 477577, 955154, 1910308, 2387885, 3343039, 3820616, 4775770, 6686078, 9551540, 13372156, 16715195, 19103080, 26744312, 33430390, 66860780, 133721560]

約数ペア:

[(1, 133721560), (2, 66860780), (4, 33430390), (5, 26744312), (7, 19103080), (8, 16715195), (10, 13372156), (14, 9551540), (20, 6686078), (28, 4775770), (35, 3820616), (40, 3343039), (56, 2387885), (70, 1910308), (140, 955154), (280, 477577)]