280120807848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1667385761}}^1$

素因数の和:1667385777

約数の個数: 32

約数和(自身を含む): 800345165760

約数和(自身を除く): 520224357912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1667385761, 3334771522, 5002157283, 6669543044, 10004314566, 11671700327, 13339086088, 20008629132, 23343400654, 35015100981, 40017258264, 46686801308, 70030201962, 93373602616, 140060403924, 280120807848]

約数ペア:

[(1, 280120807848), (2, 140060403924), (3, 93373602616), (4, 70030201962), (6, 46686801308), (7, 40017258264), (8, 35015100981), (12, 23343400654), (14, 20008629132), (21, 13339086088), (24, 11671700327), (28, 10004314566), (42, 6669543044), (56, 5002157283), (84, 3334771522), (168, 1667385761)]