77820180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1297003}}^1$

素因数の和:1297015

約数の個数: 24

約数和(自身を含む): 217896672

約数和(自身を除く): 140076492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1297003, 2594006, 3891009, 5188012, 6485015, 7782018, 12970030, 15564036, 19455045, 25940060, 38910090, 77820180]

約数ペア:

[(1, 77820180), (2, 38910090), (3, 25940060), (4, 19455045), (5, 15564036), (6, 12970030), (10, 7782018), (12, 6485015), (15, 5188012), (20, 3891009), (30, 2594006), (60, 1297003)]