179121320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{639719}}^1$

素因数の和:639737

約数の個数: 32

約数和(自身を含む): 460598400

約数和(自身を除く): 281477080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 639719, 1279438, 2558876, 3198595, 4478033, 5117752, 6397190, 8956066, 12794380, 17912132, 22390165, 25588760, 35824264, 44780330, 89560660, 179121320]

約数ペア:

[(1, 179121320), (2, 89560660), (4, 44780330), (5, 35824264), (7, 25588760), (8, 22390165), (10, 17912132), (14, 12794380), (20, 8956066), (28, 6397190), (35, 5117752), (40, 4478033), (56, 3198595), (70, 2558876), (140, 1279438), (280, 639719)]