1888784640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1291}}^1$

素因数の和:1445

約数の個数: 216

約数和(自身を含む): 6591556608

約数和(自身を除く): 4702771968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 256, 288, 320, 360, 381, 384, 480, 508, 576, 635, 640, 720, 762, 768, 960, 1016, 1143, 1152, 1270, 1280, 1291, 1440, 1524, 1905, 1920, 2032, 2286, 2304, 2540, 2582, 2880, 3048, 3810, 3840, 3873, 4064, 4572, 5080, 5164, 5715, 5760, 6096, 6455, 7620, 7746, 8128, 9144, 10160, 10328, 11430, 11520, 11619, 12192, 12910, 15240, 15492, 16256, 18288, 19365, 20320, 20656, 22860, 23238, 24384, 25820, 30480, 30984, 32512, 36576, 38730, 40640, 41312, 45720, 46476, 48768, 51640, 58095, 60960, 61968, 73152, 77460, 81280, 82624, 91440, 92952, 97536, 103280, 116190, 121920, 123936, 146304, 154920, 162560, 163957, 165248, 182880, 185904, 206560, 232380, 243840, 247872, 292608, 309840, 327914, 330496, 365760, 371808, 413120, 464760, 487680, 491871, 495744, 619680, 655828, 731520, 743616, 819785, 826240, 929520, 983742, 991488, 1239360, 1311656, 1463040, 1475613, 1487232, 1639570, 1652480, 1859040, 1967484, 2459355, 2478720, 2623312, 2951226, 2974464, 3279140, 3718080, 3934968, 4918710, 4957440, 5246624, 5902452, 6558280, 7378065, 7436160, 7869936, 9837420, 10493248, 11804904, 13116560, 14756130, 14872320, 15739872, 19674840, 20986496, 23609808, 26233120, 29512260, 31479744, 39349680, 41972992, 47219616, 52466240, 59024520, 62959488, 78699360, 94439232, 104932480, 118049040, 125918976, 157398720, 188878464, 209864960, 236098080, 314797440, 377756928, 472196160, 629594880, 944392320, 1888784640]

約数ペア:

[(1, 1888784640), (2, 944392320), (3, 629594880), (4, 472196160), (5, 377756928), (6, 314797440), (8, 236098080), (9, 209864960), (10, 188878464), (12, 157398720), (15, 125918976), (16, 118049040), (18, 104932480), (20, 94439232), (24, 78699360), (30, 62959488), (32, 59024520), (36, 52466240), (40, 47219616), (45, 41972992), (48, 39349680), (60, 31479744), (64, 29512260), (72, 26233120), (80, 23609808), (90, 20986496), (96, 19674840), (120, 15739872), (127, 14872320), (128, 14756130), (144, 13116560), (160, 11804904), (180, 10493248), (192, 9837420), (240, 7869936), (254, 7436160), (256, 7378065), (288, 6558280), (320, 5902452), (360, 5246624), (381, 4957440), (384, 4918710), (480, 3934968), (508, 3718080), (576, 3279140), (635, 2974464), (640, 2951226), (720, 2623312), (762, 2478720), (768, 2459355), (960, 1967484), (1016, 1859040), (1143, 1652480), (1152, 1639570), (1270, 1487232), (1280, 1475613), (1291, 1463040), (1440, 1311656), (1524, 1239360), (1905, 991488), (1920, 983742), (2032, 929520), (2286, 826240), (2304, 819785), (2540, 743616), (2582, 731520), (2880, 655828), (3048, 619680), (3810, 495744), (3840, 491871), (3873, 487680), (4064, 464760), (4572, 413120), (5080, 371808), (5164, 365760), (5715, 330496), (5760, 327914), (6096, 309840), (6455, 292608), (7620, 247872), (7746, 243840), (8128, 232380), (9144, 206560), (10160, 185904), (10328, 182880), (11430, 165248), (11520, 163957), (11619, 162560), (12192, 154920), (12910, 146304), (15240, 123936), (15492, 121920), (16256, 116190), (18288, 103280), (19365, 97536), (20320, 92952), (20656, 91440), (22860, 82624), (23238, 81280), (24384, 77460), (25820, 73152), (30480, 61968), (30984, 60960), (32512, 58095), (36576, 51640), (38730, 48768), (40640, 46476), (41312, 45720)]