208785816

素因数分解:

$2^3\times 3^3\times {\mathrm{251}}^1\times {\mathrm{3851}}^1$

素因数の和:4117

約数の個数: 64

約数和(自身を含む): 582422400

約数和(自身を除く): 373636584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 251, 502, 753, 1004, 1506, 2008, 2259, 3012, 3851, 4518, 6024, 6777, 7702, 9036, 11553, 13554, 15404, 18072, 23106, 27108, 30808, 34659, 46212, 54216, 69318, 92424, 103977, 138636, 207954, 277272, 415908, 831816, 966601, 1933202, 2899803, 3866404, 5799606, 7732808, 8699409, 11599212, 17398818, 23198424, 26098227, 34797636, 52196454, 69595272, 104392908, 208785816]

約数ペア:

[(1, 208785816), (2, 104392908), (3, 69595272), (4, 52196454), (6, 34797636), (8, 26098227), (9, 23198424), (12, 17398818), (18, 11599212), (24, 8699409), (27, 7732808), (36, 5799606), (54, 3866404), (72, 2899803), (108, 1933202), (216, 966601), (251, 831816), (502, 415908), (753, 277272), (1004, 207954), (1506, 138636), (2008, 103977), (2259, 92424), (3012, 69318), (3851, 54216), (4518, 46212), (6024, 34659), (6777, 30808), (7702, 27108), (9036, 23106), (11553, 18072), (13554, 15404)]