78618660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1310311}}^1$

素因数の和:1310323

約数の個数: 24

約数和(自身を含む): 220132416

約数和(自身を除く): 141513756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1310311, 2620622, 3930933, 5241244, 6551555, 7861866, 13103110, 15723732, 19654665, 26206220, 39309330, 78618660]

約数ペア:

[(1, 78618660), (2, 39309330), (3, 26206220), (4, 19654665), (5, 15723732), (6, 13103110), (10, 7861866), (12, 6551555), (15, 5241244), (20, 3930933), (30, 2620622), (60, 1310311)]