168851620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2417}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 406224000

約数和(自身を除く): 237372380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 998, 1996, 2417, 2495, 3493, 4834, 4990, 6986, 9668, 9980, 12085, 13972, 16919, 17465, 24170, 33838, 34930, 48340, 67676, 69860, 84595, 169190, 338380, 1206083, 2412166, 4824332, 6030415, 8442581, 12060830, 16885162, 24121660, 33770324, 42212905, 84425810, 168851620]

約数ペア:

[(1, 168851620), (2, 84425810), (4, 42212905), (5, 33770324), (7, 24121660), (10, 16885162), (14, 12060830), (20, 8442581), (28, 6030415), (35, 4824332), (70, 2412166), (140, 1206083), (499, 338380), (998, 169190), (1996, 84595), (2417, 69860), (2495, 67676), (3493, 48340), (4834, 34930), (4990, 33838), (6986, 24170), (9668, 17465), (9980, 16919), (12085, 13972)]