157906140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{375967}}^1$

素因数の和:375986

約数の個数: 48

約数和(自身を含む): 505300992

約数和(自身を除く): 347394852

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, 375967, 751934, 1127901, 1503868, 1879835, 2255802, 2631769, 3759670, 4511604, 5263538, 5639505, 7519340, 7895307, 10527076, 11279010, 13158845, 15790614, 22558020, 26317690, 31581228, 39476535, 52635380, 78953070, 157906140]

約数ペア:

[(1, 157906140), (2, 78953070), (3, 52635380), (4, 39476535), (5, 31581228), (6, 26317690), (7, 22558020), (10, 15790614), (12, 13158845), (14, 11279010), (15, 10527076), (20, 7895307), (21, 7519340), (28, 5639505), (30, 5263538), (35, 4511604), (42, 3759670), (60, 2631769), (70, 2255802), (84, 1879835), (105, 1503868), (140, 1127901), (210, 751934), (420, 375967)]