74561640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{621347}}^1$

素因数の和:621361

約数の個数: 32

約数和(自身を含む): 223685280

約数和(自身を除く): 149123640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 621347, 1242694, 1864041, 2485388, 3106735, 3728082, 4970776, 6213470, 7456164, 9320205, 12426940, 14912328, 18640410, 24853880, 37280820, 74561640]

約数ペア:

[(1, 74561640), (2, 37280820), (3, 24853880), (4, 18640410), (5, 14912328), (6, 12426940), (8, 9320205), (10, 7456164), (12, 6213470), (15, 4970776), (20, 3728082), (24, 3106735), (30, 2485388), (40, 1864041), (60, 1242694), (120, 621347)]