78879120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2399}}^1$

素因数の和:2552

約数の個数: 80

約数和(自身を含む): 246412800

約数和(自身を除く): 167533680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2399, 2740, 3288, 4110, 4798, 5480, 6576, 7197, 8220, 9596, 10960, 11995, 14394, 16440, 19192, 23990, 28788, 32880, 35985, 38384, 47980, 57576, 71970, 95960, 115152, 143940, 191920, 287880, 328663, 575760, 657326, 985989, 1314652, 1643315, 1971978, 2629304, 3286630, 3943956, 4929945, 5258608, 6573260, 7887912, 9859890, 13146520, 15775824, 19719780, 26293040, 39439560, 78879120]

約数ペア:

[(1, 78879120), (2, 39439560), (3, 26293040), (4, 19719780), (5, 15775824), (6, 13146520), (8, 9859890), (10, 7887912), (12, 6573260), (15, 5258608), (16, 4929945), (20, 3943956), (24, 3286630), (30, 2629304), (40, 1971978), (48, 1643315), (60, 1314652), (80, 985989), (120, 657326), (137, 575760), (240, 328663), (274, 287880), (411, 191920), (548, 143940), (685, 115152), (822, 95960), (1096, 71970), (1370, 57576), (1644, 47980), (2055, 38384), (2192, 35985), (2399, 32880), (2740, 28788), (3288, 23990), (4110, 19192), (4798, 16440), (5480, 14394), (6576, 11995), (7197, 10960), (8220, 9596)]