140592172

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1987}}^1$

素因数の和:2043

約数の個数: 54

約数和(自身を含む): 302213772

約数和(自身を除く): 161621600

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 361, 532, 722, 931, 1444, 1862, 1987, 2527, 3724, 3974, 5054, 7948, 10108, 13909, 17689, 27818, 35378, 37753, 55636, 70756, 75506, 97363, 151012, 194726, 264271, 389452, 528542, 717307, 1057084, 1434614, 1849897, 2869228, 3699794, 5021149, 7399588, 10042298, 20084596, 35148043, 70296086, 140592172]

約数ペア:

[(1, 140592172), (2, 70296086), (4, 35148043), (7, 20084596), (14, 10042298), (19, 7399588), (28, 5021149), (38, 3699794), (49, 2869228), (76, 1849897), (98, 1434614), (133, 1057084), (196, 717307), (266, 528542), (361, 389452), (532, 264271), (722, 194726), (931, 151012), (1444, 97363), (1862, 75506), (1987, 70756), (2527, 55636), (3724, 37753), (3974, 35378), (5054, 27818), (7948, 17689), (10108, 13909)]