199256120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{711629}}^1$

素因数の和:711647

約数の個数: 32

約数和(自身を含む): 512373600

約数和(自身を除く): 313117480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 711629, 1423258, 2846516, 3558145, 4981403, 5693032, 7116290, 9962806, 14232580, 19925612, 24907015, 28465160, 39851224, 49814030, 99628060, 199256120]

約数ペア:

[(1, 199256120), (2, 99628060), (4, 49814030), (5, 39851224), (7, 28465160), (8, 24907015), (10, 19925612), (14, 14232580), (20, 9962806), (28, 7116290), (35, 5693032), (40, 4981403), (56, 3558145), (70, 2846516), (140, 1423258), (280, 711629)]