77997180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1299953}}^1$

素因数の和:1299965

約数の個数: 24

約数和(自身を含む): 218392272

約数和(自身を除く): 140395092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1299953, 2599906, 3899859, 5199812, 6499765, 7799718, 12999530, 15599436, 19499295, 25999060, 38998590, 77997180]

約数ペア:

[(1, 77997180), (2, 38998590), (3, 25999060), (4, 19499295), (5, 15599436), (6, 12999530), (10, 7799718), (12, 6499765), (15, 5199812), (20, 3899859), (30, 2599906), (60, 1299953)]