51357180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122279}}^1$

素因数の和:122298

約数の個数: 48

約数和(自身を含む): 164344320

約数和(自身を除く): 112987140

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, 122279, 244558, 366837, 489116, 611395, 733674, 855953, 1222790, 1467348, 1711906, 1834185, 2445580, 2567859, 3423812, 3668370, 4279765, 5135718, 7336740, 8559530, 10271436, 12839295, 17119060, 25678590, 51357180]

約数ペア:

[(1, 51357180), (2, 25678590), (3, 17119060), (4, 12839295), (5, 10271436), (6, 8559530), (7, 7336740), (10, 5135718), (12, 4279765), (14, 3668370), (15, 3423812), (20, 2567859), (21, 2445580), (28, 1834185), (30, 1711906), (35, 1467348), (42, 1222790), (60, 855953), (70, 733674), (84, 611395), (105, 489116), (140, 366837), (210, 244558), (420, 122279)]