289889640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{805249}}^1$

素因数の和:805266

約数の個数: 48

約数和(自身を含む): 942142500

約数和(自身を除く): 652252860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 805249, 1610498, 2415747, 3220996, 4026245, 4831494, 6441992, 7247241, 8052490, 9662988, 12078735, 14494482, 16104980, 19325976, 24157470, 28988964, 32209960, 36236205, 48314940, 57977928, 72472410, 96629880, 144944820, 289889640]

約数ペア:

[(1, 289889640), (2, 144944820), (3, 96629880), (4, 72472410), (5, 57977928), (6, 48314940), (8, 36236205), (9, 32209960), (10, 28988964), (12, 24157470), (15, 19325976), (18, 16104980), (20, 14494482), (24, 12078735), (30, 9662988), (36, 8052490), (40, 7247241), (45, 6441992), (60, 4831494), (72, 4026245), (90, 3220996), (120, 2415747), (180, 1610498), (360, 805249)]