331339260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{788903}}^1$

素因数の和:788922

約数の個数: 48

約数和(自身を含む): 1060286976

約数和(自身を除く): 728947716

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, 788903, 1577806, 2366709, 3155612, 3944515, 4733418, 5522321, 7889030, 9466836, 11044642, 11833545, 15778060, 16566963, 22089284, 23667090, 27611605, 33133926, 47334180, 55223210, 66267852, 82834815, 110446420, 165669630, 331339260]

約数ペア:

[(1, 331339260), (2, 165669630), (3, 110446420), (4, 82834815), (5, 66267852), (6, 55223210), (7, 47334180), (10, 33133926), (12, 27611605), (14, 23667090), (15, 22089284), (20, 16566963), (21, 15778060), (28, 11833545), (30, 11044642), (35, 9466836), (42, 7889030), (60, 5522321), (70, 4733418), (84, 3944515), (105, 3155612), (140, 2366709), (210, 1577806), (420, 788903)]