138486180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{329729}}^1$

素因数の和:329748

約数の個数: 48

約数和(自身を含む): 443157120

約数和(自身を除く): 304670940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 329729, 659458, 989187, 1318916, 1648645, 1978374, 2308103, 3297290, 3956748, 4616206, 4945935, 6594580, 6924309, 9232412, 9891870, 11540515, 13848618, 19783740, 23081030, 27697236, 34621545, 46162060, 69243090, 138486180]

約数ペア:

[(1, 138486180), (2, 69243090), (3, 46162060), (4, 34621545), (5, 27697236), (6, 23081030), (7, 19783740), (10, 13848618), (12, 11540515), (14, 9891870), (15, 9232412), (20, 6924309), (21, 6594580), (28, 4945935), (30, 4616206), (35, 3956748), (42, 3297290), (60, 2308103), (70, 1978374), (84, 1648645), (105, 1318916), (140, 989187), (210, 659458), (420, 329729)]