149988080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170441}}^1$

素因数の和:170465

約数の個数: 40

約数和(自身を含む): 380426544

約数和(自身を除く): 230438464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 170441, 340882, 681764, 852205, 1363528, 1704410, 1874851, 2727056, 3408820, 3749702, 6817640, 7499404, 9374255, 13635280, 14998808, 18748510, 29997616, 37497020, 74994040, 149988080]

約数ペア:

[(1, 149988080), (2, 74994040), (4, 37497020), (5, 29997616), (8, 18748510), (10, 14998808), (11, 13635280), (16, 9374255), (20, 7499404), (22, 6817640), (40, 3749702), (44, 3408820), (55, 2727056), (80, 1874851), (88, 1704410), (110, 1363528), (176, 852205), (220, 681764), (440, 340882), (880, 170441)]