77976660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1549}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 218736000

約数和(自身を除く): 140759340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 839, 1549, 1678, 2517, 3098, 3356, 4195, 4647, 5034, 6196, 7745, 8390, 9294, 10068, 12585, 15490, 16780, 18588, 23235, 25170, 30980, 46470, 50340, 92940, 1299611, 2599222, 3898833, 5198444, 6498055, 7797666, 12996110, 15595332, 19494165, 25992220, 38988330, 77976660]

約数ペア:

[(1, 77976660), (2, 38988330), (3, 25992220), (4, 19494165), (5, 15595332), (6, 12996110), (10, 7797666), (12, 6498055), (15, 5198444), (20, 3898833), (30, 2599222), (60, 1299611), (839, 92940), (1549, 50340), (1678, 46470), (2517, 30980), (3098, 25170), (3356, 23235), (4195, 18588), (4647, 16780), (5034, 15490), (6196, 12585), (7745, 10068), (8390, 9294)]