61655440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10009}}^1$

素因数の和:10040

約数の個数: 80

約数和(自身を含む): 178738560

約数和(自身を除く): 117083120

約数列:

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

約数ペア:

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