78698580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1311643}}^1$

素因数の和:1311655

約数の個数: 24

約数和(自身を含む): 220356192

約数和(自身を除く): 141657612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1311643, 2623286, 3934929, 5246572, 6558215, 7869858, 13116430, 15739716, 19674645, 26232860, 39349290, 78698580]

約数ペア:

[(1, 78698580), (2, 39349290), (3, 26232860), (4, 19674645), (5, 15739716), (6, 13116430), (10, 7869858), (12, 6558215), (15, 5246572), (20, 3934929), (30, 2623286), (60, 1311643)]