71963220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171341}}^1$

素因数の和:171360

約数の個数: 48

約数和(自身を含む): 230283648

約数和(自身を除く): 158320428

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, 171341, 342682, 514023, 685364, 856705, 1028046, 1199387, 1713410, 2056092, 2398774, 2570115, 3426820, 3598161, 4797548, 5140230, 5996935, 7196322, 10280460, 11993870, 14392644, 17990805, 23987740, 35981610, 71963220]

約数ペア:

[(1, 71963220), (2, 35981610), (3, 23987740), (4, 17990805), (5, 14392644), (6, 11993870), (7, 10280460), (10, 7196322), (12, 5996935), (14, 5140230), (15, 4797548), (20, 3598161), (21, 3426820), (28, 2570115), (30, 2398774), (35, 2056092), (42, 1713410), (60, 1199387), (70, 1028046), (84, 856705), (105, 685364), (140, 514023), (210, 342682), (420, 171341)]