168182980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1201307}}^1$

素因数の和:1201323

約数の個数: 24

約数和(自身を含む): 403639488

約数和(自身を除く): 235456508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1201307, 2402614, 4805228, 6006535, 8409149, 12013070, 16818298, 24026140, 33636596, 42045745, 84091490, 168182980]

約数ペア:

[(1, 168182980), (2, 84091490), (4, 42045745), (5, 33636596), (7, 24026140), (10, 16818298), (14, 12013070), (20, 8409149), (28, 6006535), (35, 4805228), (70, 2402614), (140, 1201307)]