139918380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{333139}}^1$

素因数の和:333158

約数の個数: 48

約数和(自身を含む): 447740160

約数和(自身を除く): 307821780

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, 333139, 666278, 999417, 1332556, 1665695, 1998834, 2331973, 3331390, 3997668, 4663946, 4997085, 6662780, 6995919, 9327892, 9994170, 11659865, 13991838, 19988340, 23319730, 27983676, 34979595, 46639460, 69959190, 139918380]

約数ペア:

[(1, 139918380), (2, 69959190), (3, 46639460), (4, 34979595), (5, 27983676), (6, 23319730), (7, 19988340), (10, 13991838), (12, 11659865), (14, 9994170), (15, 9327892), (20, 6995919), (21, 6662780), (28, 4997085), (30, 4663946), (35, 3997668), (42, 3331390), (60, 2331973), (70, 1998834), (84, 1665695), (105, 1332556), (140, 999417), (210, 666278), (420, 333139)]