20191077120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{78479}}^1$

素因数の和:78570

約数の個数: 144

約数和(自身を含む): 65448552960

約数和(自身を除く): 45257475840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 384, 402, 480, 536, 640, 670, 768, 804, 960, 1005, 1072, 1280, 1340, 1608, 1920, 2010, 2144, 2680, 3216, 3840, 4020, 4288, 5360, 6432, 8040, 8576, 10720, 12864, 16080, 17152, 21440, 25728, 32160, 42880, 51456, 64320, 78479, 85760, 128640, 156958, 235437, 257280, 313916, 392395, 470874, 627832, 784790, 941748, 1177185, 1255664, 1569580, 1883496, 2354370, 2511328, 3139160, 3766992, 4708740, 5022656, 5258093, 6278320, 7533984, 9417480, 10045312, 10516186, 12556640, 15067968, 15774279, 18834960, 20090624, 21032372, 25113280, 26290465, 30135936, 31548558, 37669920, 42064744, 50226560, 52580930, 60271872, 63097116, 75339840, 78871395, 84129488, 100453120, 105161860, 126194232, 150679680, 157742790, 168258976, 210323720, 252388464, 301359360, 315485580, 336517952, 420647440, 504776928, 630971160, 673035904, 841294880, 1009553856, 1261942320, 1346071808, 1682589760, 2019107712, 2523884640, 3365179520, 4038215424, 5047769280, 6730359040, 10095538560, 20191077120]

約数ペア:

[(1, 20191077120), (2, 10095538560), (3, 6730359040), (4, 5047769280), (5, 4038215424), (6, 3365179520), (8, 2523884640), (10, 2019107712), (12, 1682589760), (15, 1346071808), (16, 1261942320), (20, 1009553856), (24, 841294880), (30, 673035904), (32, 630971160), (40, 504776928), (48, 420647440), (60, 336517952), (64, 315485580), (67, 301359360), (80, 252388464), (96, 210323720), (120, 168258976), (128, 157742790), (134, 150679680), (160, 126194232), (192, 105161860), (201, 100453120), (240, 84129488), (256, 78871395), (268, 75339840), (320, 63097116), (335, 60271872), (384, 52580930), (402, 50226560), (480, 42064744), (536, 37669920), (640, 31548558), (670, 30135936), (768, 26290465), (804, 25113280), (960, 21032372), (1005, 20090624), (1072, 18834960), (1280, 15774279), (1340, 15067968), (1608, 12556640), (1920, 10516186), (2010, 10045312), (2144, 9417480), (2680, 7533984), (3216, 6278320), (3840, 5258093), (4020, 5022656), (4288, 4708740), (5360, 3766992), (6432, 3139160), (8040, 2511328), (8576, 2354370), (10720, 1883496), (12864, 1569580), (16080, 1255664), (17152, 1177185), (21440, 941748), (25728, 784790), (32160, 627832), (42880, 470874), (51456, 392395), (64320, 313916), (78479, 257280), (85760, 235437), (128640, 156958)]