72257880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2399}}^1$

素因数の和:2664

約数の個数: 64

約数和(自身を含む): 217728000

約数和(自身を除く): 145470120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2399, 2510, 3012, 3765, 4798, 5020, 6024, 7197, 7530, 9596, 10040, 11995, 14394, 15060, 19192, 23990, 28788, 30120, 35985, 47980, 57576, 71970, 95960, 143940, 287880, 602149, 1204298, 1806447, 2408596, 3010745, 3612894, 4817192, 6021490, 7225788, 9032235, 12042980, 14451576, 18064470, 24085960, 36128940, 72257880]

約数ペア:

[(1, 72257880), (2, 36128940), (3, 24085960), (4, 18064470), (5, 14451576), (6, 12042980), (8, 9032235), (10, 7225788), (12, 6021490), (15, 4817192), (20, 3612894), (24, 3010745), (30, 2408596), (40, 1806447), (60, 1204298), (120, 602149), (251, 287880), (502, 143940), (753, 95960), (1004, 71970), (1255, 57576), (1506, 47980), (2008, 35985), (2399, 30120), (2510, 28788), (3012, 23990), (3765, 19192), (4798, 15060), (5020, 14394), (6024, 11995), (7197, 10040), (7530, 9596)]