78279540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1304659}}^1$

素因数の和:1304671

約数の個数: 24

約数和(自身を含む): 219182880

約数和(自身を除く): 140903340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1304659, 2609318, 3913977, 5218636, 6523295, 7827954, 13046590, 15655908, 19569885, 26093180, 39139770, 78279540]

約数ペア:

[(1, 78279540), (2, 39139770), (3, 26093180), (4, 19569885), (5, 15655908), (6, 13046590), (10, 7827954), (12, 6523295), (15, 5218636), (20, 3913977), (30, 2609318), (60, 1304659)]