68027120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 181797888

約数和(自身を除く): 113770768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 367, 560, 662, 734, 1324, 1468, 1655, 1835, 2317, 2569, 2648, 2936, 3310, 3670, 4634, 5138, 5296, 5872, 6620, 7340, 9268, 10276, 11585, 12845, 13240, 14680, 18536, 20552, 23170, 25690, 26480, 29360, 37072, 41104, 46340, 51380, 92680, 102760, 121477, 185360, 205520, 242954, 485908, 607385, 850339, 971816, 1214770, 1700678, 1943632, 2429540, 3401356, 4251695, 4859080, 6802712, 8503390, 9718160, 13605424, 17006780, 34013560, 68027120]

約数ペア:

[(1, 68027120), (2, 34013560), (4, 17006780), (5, 13605424), (7, 9718160), (8, 8503390), (10, 6802712), (14, 4859080), (16, 4251695), (20, 3401356), (28, 2429540), (35, 1943632), (40, 1700678), (56, 1214770), (70, 971816), (80, 850339), (112, 607385), (140, 485908), (280, 242954), (331, 205520), (367, 185360), (560, 121477), (662, 102760), (734, 92680), (1324, 51380), (1468, 46340), (1655, 41104), (1835, 37072), (2317, 29360), (2569, 26480), (2648, 25690), (2936, 23170), (3310, 20552), (3670, 18536), (4634, 14680), (5138, 13240), (5296, 12845), (5872, 11585), (6620, 10276), (7340, 9268)]