123310880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10009}}^1$

素因数の和:10042

約数の個数: 96

約数和(自身を含む): 363242880

約数和(自身を除く): 239932000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 10009, 12320, 20018, 40036, 50045, 70063, 80072, 100090, 110099, 140126, 160144, 200180, 220198, 280252, 320288, 350315, 400360, 440396, 550495, 560504, 700630, 770693, 800720, 880792, 1100990, 1121008, 1401260, 1541386, 1601440, 1761584, 2201980, 2242016, 2802520, 3082772, 3523168, 3853465, 4403960, 5605040, 6165544, 7706930, 8807920, 11210080, 12331088, 15413860, 17615840, 24662176, 30827720, 61655440, 123310880]

約数ペア:

[(1, 123310880), (2, 61655440), (4, 30827720), (5, 24662176), (7, 17615840), (8, 15413860), (10, 12331088), (11, 11210080), (14, 8807920), (16, 7706930), (20, 6165544), (22, 5605040), (28, 4403960), (32, 3853465), (35, 3523168), (40, 3082772), (44, 2802520), (55, 2242016), (56, 2201980), (70, 1761584), (77, 1601440), (80, 1541386), (88, 1401260), (110, 1121008), (112, 1100990), (140, 880792), (154, 800720), (160, 770693), (176, 700630), (220, 560504), (224, 550495), (280, 440396), (308, 400360), (352, 350315), (385, 320288), (440, 280252), (560, 220198), (616, 200180), (770, 160144), (880, 140126), (1120, 110099), (1232, 100090), (1540, 80072), (1760, 70063), (2464, 50045), (3080, 40036), (6160, 20018), (10009, 12320)]