642120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5351}}^1$

素因数の和:5365

約数の個数: 32

約数和(自身を含む): 1926720

約数和(自身を除く): 1284600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5351, 10702, 16053, 21404, 26755, 32106, 42808, 53510, 64212, 80265, 107020, 128424, 160530, 214040, 321060, 642120]

約数ペア:

[(1, 642120), (2, 321060), (3, 214040), (4, 160530), (5, 128424), (6, 107020), (8, 80265), (10, 64212), (12, 53510), (15, 42808), (20, 32106), (24, 26755), (30, 21404), (40, 16053), (60, 10702), (120, 5351)]