56721900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2663}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 166489344

約数和(自身を除く): 109767444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 1065, 1420, 1775, 2130, 2663, 3550, 4260, 5325, 5326, 7100, 7989, 10650, 10652, 13315, 15978, 21300, 26630, 31956, 39945, 53260, 66575, 79890, 133150, 159780, 189073, 199725, 266300, 378146, 399450, 567219, 756292, 798900, 945365, 1134438, 1890730, 2268876, 2836095, 3781460, 4726825, 5672190, 9453650, 11344380, 14180475, 18907300, 28360950, 56721900]

約数ペア:

[(1, 56721900), (2, 28360950), (3, 18907300), (4, 14180475), (5, 11344380), (6, 9453650), (10, 5672190), (12, 4726825), (15, 3781460), (20, 2836095), (25, 2268876), (30, 1890730), (50, 1134438), (60, 945365), (71, 798900), (75, 756292), (100, 567219), (142, 399450), (150, 378146), (213, 266300), (284, 199725), (300, 189073), (355, 159780), (426, 133150), (710, 79890), (852, 66575), (1065, 53260), (1420, 39945), (1775, 31956), (2130, 26630), (2663, 21300), (3550, 15978), (4260, 13315), (5325, 10652), (5326, 10650), (7100, 7989)]