68220840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{757}}^1$

素因数の和:1522

約数の個数: 64

約数和(自身を含む): 205205760

約数和(自身を除く): 136984920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 751, 757, 1502, 1514, 2253, 2271, 3004, 3028, 3755, 3785, 4506, 4542, 6008, 6056, 7510, 7570, 9012, 9084, 11265, 11355, 15020, 15140, 18024, 18168, 22530, 22710, 30040, 30280, 45060, 45420, 90120, 90840, 568507, 1137014, 1705521, 2274028, 2842535, 3411042, 4548056, 5685070, 6822084, 8527605, 11370140, 13644168, 17055210, 22740280, 34110420, 68220840]

約数ペア:

[(1, 68220840), (2, 34110420), (3, 22740280), (4, 17055210), (5, 13644168), (6, 11370140), (8, 8527605), (10, 6822084), (12, 5685070), (15, 4548056), (20, 3411042), (24, 2842535), (30, 2274028), (40, 1705521), (60, 1137014), (120, 568507), (751, 90840), (757, 90120), (1502, 45420), (1514, 45060), (2253, 30280), (2271, 30040), (3004, 22710), (3028, 22530), (3755, 18168), (3785, 18024), (4506, 15140), (4542, 15020), (6008, 11355), (6056, 11265), (7510, 9084), (7570, 9012)]