142760940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339907}}^1$

素因数の和:339926

約数の個数: 48

約数和(自身を含む): 456836352

約数和(自身を除く): 314075412

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, 339907, 679814, 1019721, 1359628, 1699535, 2039442, 2379349, 3399070, 4078884, 4758698, 5098605, 6798140, 7138047, 9517396, 10197210, 11896745, 14276094, 20394420, 23793490, 28552188, 35690235, 47586980, 71380470, 142760940]

約数ペア:

[(1, 142760940), (2, 71380470), (3, 47586980), (4, 35690235), (5, 28552188), (6, 23793490), (7, 20394420), (10, 14276094), (12, 11896745), (14, 10197210), (15, 9517396), (20, 7138047), (21, 6798140), (28, 5098605), (30, 4758698), (35, 4078884), (42, 3399070), (60, 2379349), (70, 2039442), (84, 1699535), (105, 1359628), (140, 1019721), (210, 679814), (420, 339907)]