28731118560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1\times {\mathrm{937}}^1$

素因数の和:1585

約数の個数: 192

約数和(自身を含む): 91494531072

約数和(自身を除く): 62763412512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 381, 480, 503, 508, 635, 762, 937, 1006, 1016, 1270, 1509, 1524, 1874, 1905, 2012, 2032, 2515, 2540, 2811, 3018, 3048, 3748, 3810, 4024, 4064, 4685, 5030, 5080, 5622, 6036, 6096, 7496, 7545, 7620, 8048, 9370, 10060, 10160, 11244, 12072, 12192, 14055, 14992, 15090, 15240, 16096, 18740, 20120, 20320, 22488, 24144, 28110, 29984, 30180, 30480, 37480, 40240, 44976, 48288, 56220, 60360, 60960, 63881, 74960, 80480, 89952, 112440, 118999, 120720, 127762, 149920, 191643, 224880, 237998, 241440, 255524, 319405, 356997, 383286, 449760, 471311, 475996, 511048, 594995, 638810, 713994, 766572, 942622, 951992, 958215, 1022096, 1189990, 1277620, 1413933, 1427988, 1533144, 1784985, 1885244, 1903984, 1916430, 2044192, 2356555, 2379980, 2555240, 2827866, 2855976, 3066288, 3569970, 3770488, 3807968, 3832860, 4713110, 4759960, 5110480, 5655732, 5711952, 6132576, 7069665, 7139940, 7540976, 7665720, 9426220, 9519920, 10220960, 11311464, 11423904, 14139330, 14279880, 15081952, 15331440, 18852440, 19039840, 22622928, 28278660, 28559760, 30662880, 37704880, 45245856, 56557320, 57119520, 59856497, 75409760, 113114640, 119712994, 179569491, 226229280, 239425988, 299282485, 359138982, 478851976, 598564970, 718277964, 897847455, 957703952, 1197129940, 1436555928, 1795694910, 1915407904, 2394259880, 2873111856, 3591389820, 4788519760, 5746223712, 7182779640, 9577039520, 14365559280, 28731118560]

約数ペア:

[(1, 28731118560), (2, 14365559280), (3, 9577039520), (4, 7182779640), (5, 5746223712), (6, 4788519760), (8, 3591389820), (10, 2873111856), (12, 2394259880), (15, 1915407904), (16, 1795694910), (20, 1436555928), (24, 1197129940), (30, 957703952), (32, 897847455), (40, 718277964), (48, 598564970), (60, 478851976), (80, 359138982), (96, 299282485), (120, 239425988), (127, 226229280), (160, 179569491), (240, 119712994), (254, 113114640), (381, 75409760), (480, 59856497), (503, 57119520), (508, 56557320), (635, 45245856), (762, 37704880), (937, 30662880), (1006, 28559760), (1016, 28278660), (1270, 22622928), (1509, 19039840), (1524, 18852440), (1874, 15331440), (1905, 15081952), (2012, 14279880), (2032, 14139330), (2515, 11423904), (2540, 11311464), (2811, 10220960), (3018, 9519920), (3048, 9426220), (3748, 7665720), (3810, 7540976), (4024, 7139940), (4064, 7069665), (4685, 6132576), (5030, 5711952), (5080, 5655732), (5622, 5110480), (6036, 4759960), (6096, 4713110), (7496, 3832860), (7545, 3807968), (7620, 3770488), (8048, 3569970), (9370, 3066288), (10060, 2855976), (10160, 2827866), (11244, 2555240), (12072, 2379980), (12192, 2356555), (14055, 2044192), (14992, 1916430), (15090, 1903984), (15240, 1885244), (16096, 1784985), (18740, 1533144), (20120, 1427988), (20320, 1413933), (22488, 1277620), (24144, 1189990), (28110, 1022096), (29984, 958215), (30180, 951992), (30480, 942622), (37480, 766572), (40240, 713994), (44976, 638810), (48288, 594995), (56220, 511048), (60360, 475996), (60960, 471311), (63881, 449760), (74960, 383286), (80480, 356997), (89952, 319405), (112440, 255524), (118999, 241440), (120720, 237998), (127762, 224880), (149920, 191643)]