251276820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{6637}}^1$

素因数の和:7280

約数の個数: 48

約数和(自身を含む): 704796288

約数和(自身を除く): 453519468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 631, 1262, 1893, 2524, 3155, 3786, 6310, 6637, 7572, 9465, 12620, 13274, 18930, 19911, 26548, 33185, 37860, 39822, 66370, 79644, 99555, 132740, 199110, 398220, 4187947, 8375894, 12563841, 16751788, 20939735, 25127682, 41879470, 50255364, 62819205, 83758940, 125638410, 251276820]

約数ペア:

[(1, 251276820), (2, 125638410), (3, 83758940), (4, 62819205), (5, 50255364), (6, 41879470), (10, 25127682), (12, 20939735), (15, 16751788), (20, 12563841), (30, 8375894), (60, 4187947), (631, 398220), (1262, 199110), (1893, 132740), (2524, 99555), (3155, 79644), (3786, 66370), (6310, 39822), (6637, 37860), (7572, 33185), (9465, 26548), (12620, 19911), (13274, 18930)]