66496740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2221}}^1$

素因数の和:2732

約数の個数: 48

約数和(自身を含む): 186648000

約数和(自身を除く): 120151260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 998, 1497, 1996, 2221, 2495, 2994, 4442, 4990, 5988, 6663, 7485, 8884, 9980, 11105, 13326, 14970, 22210, 26652, 29940, 33315, 44420, 66630, 133260, 1108279, 2216558, 3324837, 4433116, 5541395, 6649674, 11082790, 13299348, 16624185, 22165580, 33248370, 66496740]

約数ペア:

[(1, 66496740), (2, 33248370), (3, 22165580), (4, 16624185), (5, 13299348), (6, 11082790), (10, 6649674), (12, 5541395), (15, 4433116), (20, 3324837), (30, 2216558), (60, 1108279), (499, 133260), (998, 66630), (1497, 44420), (1996, 33315), (2221, 29940), (2495, 26652), (2994, 22210), (4442, 14970), (4990, 13326), (5988, 11105), (6663, 9980), (7485, 8884)]