68907090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{328129}}^1$

素因数の和:328146

約数の個数: 32

約数和(自身を含む): 189002880

約数和(自身を除く): 120095790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 328129, 656258, 984387, 1640645, 1968774, 2296903, 3281290, 4593806, 4921935, 6890709, 9843870, 11484515, 13781418, 22969030, 34453545, 68907090]

約数ペア:

[(1, 68907090), (2, 34453545), (3, 22969030), (5, 13781418), (6, 11484515), (7, 9843870), (10, 6890709), (14, 4921935), (15, 4593806), (21, 3281290), (30, 2296903), (35, 1968774), (42, 1640645), (70, 984387), (105, 656258), (210, 328129)]