68490072

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{135893}}^1$

素因数の和:135912

約数の個数: 48

約数和(自身を含む): 211994640

約数和(自身を除く): 143504568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 135893, 271786, 407679, 543572, 815358, 951251, 1087144, 1223037, 1630716, 1902502, 2446074, 2853753, 3261432, 3805004, 4892148, 5707506, 7610008, 8561259, 9784296, 11415012, 17122518, 22830024, 34245036, 68490072]

約数ペア:

[(1, 68490072), (2, 34245036), (3, 22830024), (4, 17122518), (6, 11415012), (7, 9784296), (8, 8561259), (9, 7610008), (12, 5707506), (14, 4892148), (18, 3805004), (21, 3261432), (24, 2853753), (28, 2446074), (36, 1902502), (42, 1630716), (56, 1223037), (63, 1087144), (72, 951251), (84, 815358), (126, 543572), (168, 407679), (252, 271786), (504, 135893)]