207254460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{493463}}^1$

素因数の和:493482

約数の個数: 48

約数和(自身を含む): 663215616

約数和(自身を除く): 455961156

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, 493463, 986926, 1480389, 1973852, 2467315, 2960778, 3454241, 4934630, 5921556, 6908482, 7401945, 9869260, 10362723, 13816964, 14803890, 17271205, 20725446, 29607780, 34542410, 41450892, 51813615, 69084820, 103627230, 207254460]

約数ペア:

[(1, 207254460), (2, 103627230), (3, 69084820), (4, 51813615), (5, 41450892), (6, 34542410), (7, 29607780), (10, 20725446), (12, 17271205), (14, 14803890), (15, 13816964), (20, 10362723), (21, 9869260), (28, 7401945), (30, 6908482), (35, 5921556), (42, 4934630), (60, 3454241), (70, 2960778), (84, 2467315), (105, 1973852), (140, 1480389), (210, 986926), (420, 493463)]