155751540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{370837}}^1$

素因数の和:370856

約数の個数: 48

約数和(自身を含む): 498406272

約数和(自身を除く): 342654732

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, 370837, 741674, 1112511, 1483348, 1854185, 2225022, 2595859, 3708370, 4450044, 5191718, 5562555, 7416740, 7787577, 10383436, 11125110, 12979295, 15575154, 22250220, 25958590, 31150308, 38937885, 51917180, 77875770, 155751540]

約数ペア:

[(1, 155751540), (2, 77875770), (3, 51917180), (4, 38937885), (5, 31150308), (6, 25958590), (7, 22250220), (10, 15575154), (12, 12979295), (14, 11125110), (15, 10383436), (20, 7787577), (21, 7416740), (28, 5562555), (30, 5191718), (35, 4450044), (42, 3708370), (60, 2595859), (70, 2225022), (84, 1854185), (105, 1483348), (140, 1112511), (210, 741674), (420, 370837)]