157267740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{374447}}^1$

素因数の和:374466

約数の個数: 48

約数和(自身を含む): 503258112

約数和(自身を除く): 345990372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 374447, 748894, 1123341, 1497788, 1872235, 2246682, 2621129, 3744470, 4493364, 5242258, 5616705, 7488940, 7863387, 10484516, 11233410, 13105645, 15726774, 22466820, 26211290, 31453548, 39316935, 52422580, 78633870, 157267740]

約数ペア:

[(1, 157267740), (2, 78633870), (3, 52422580), (4, 39316935), (5, 31453548), (6, 26211290), (7, 22466820), (10, 15726774), (12, 13105645), (14, 11233410), (15, 10484516), (20, 7863387), (21, 7488940), (28, 5616705), (30, 5242258), (35, 4493364), (42, 3744470), (60, 2621129), (70, 2246682), (84, 1872235), (105, 1497788), (140, 1123341), (210, 748894), (420, 374447)]