248742180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1381901}}^1$

素因数の和:1381916

約数の個数: 36

約数和(自身を含む): 754518492

約数和(自身を除く): 505776312

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1381901, 2763802, 4145703, 5527604, 6909505, 8291406, 12437109, 13819010, 16582812, 20728515, 24874218, 27638020, 41457030, 49748436, 62185545, 82914060, 124371090, 248742180]

約数ペア:

[(1, 248742180), (2, 124371090), (3, 82914060), (4, 62185545), (5, 49748436), (6, 41457030), (9, 27638020), (10, 24874218), (12, 20728515), (15, 16582812), (18, 13819010), (20, 12437109), (30, 8291406), (36, 6909505), (45, 5527604), (60, 4145703), (90, 2763802), (180, 1381901)]