218901760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2221}}^1$

素因数の和:2260

約数の個数: 144

約数和(自身を含む): 654014592

約数和(自身を除く): 435112832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 2221, 2240, 2464, 2816, 3080, 3520, 4442, 4480, 4928, 6160, 7040, 8884, 8960, 9856, 11105, 12320, 14080, 15547, 17768, 19712, 22210, 24431, 24640, 31094, 35536, 44420, 48862, 49280, 62188, 71072, 77735, 88840, 97724, 98560, 122155, 124376, 142144, 155470, 171017, 177680, 195448, 244310, 248752, 284288, 310940, 342034, 355360, 390896, 488620, 497504, 568576, 621880, 684068, 710720, 781792, 855085, 977240, 995008, 1243760, 1368136, 1421440, 1563584, 1710170, 1954480, 1990016, 2487520, 2736272, 2842880, 3127168, 3420340, 3908960, 3980032, 4975040, 5472544, 6254336, 6840680, 7817920, 9950080, 10945088, 13681360, 15635840, 19900160, 21890176, 27362720, 31271680, 43780352, 54725440, 109450880, 218901760]

約数ペア:

[(1, 218901760), (2, 109450880), (4, 54725440), (5, 43780352), (7, 31271680), (8, 27362720), (10, 21890176), (11, 19900160), (14, 15635840), (16, 13681360), (20, 10945088), (22, 9950080), (28, 7817920), (32, 6840680), (35, 6254336), (40, 5472544), (44, 4975040), (55, 3980032), (56, 3908960), (64, 3420340), (70, 3127168), (77, 2842880), (80, 2736272), (88, 2487520), (110, 1990016), (112, 1954480), (128, 1710170), (140, 1563584), (154, 1421440), (160, 1368136), (176, 1243760), (220, 995008), (224, 977240), (256, 855085), (280, 781792), (308, 710720), (320, 684068), (352, 621880), (385, 568576), (440, 497504), (448, 488620), (560, 390896), (616, 355360), (640, 342034), (704, 310940), (770, 284288), (880, 248752), (896, 244310), (1120, 195448), (1232, 177680), (1280, 171017), (1408, 155470), (1540, 142144), (1760, 124376), (1792, 122155), (2221, 98560), (2240, 97724), (2464, 88840), (2816, 77735), (3080, 71072), (3520, 62188), (4442, 49280), (4480, 48862), (4928, 44420), (6160, 35536), (7040, 31094), (8884, 24640), (8960, 24431), (9856, 22210), (11105, 19712), (12320, 17768), (14080, 15547)]