20165689920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{857}}^1$

素因数の和:1197

約数の個数: 224

約数和(自身を含む): 64940249088

約数和(自身を除く): 44774559168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 160, 192, 193, 240, 254, 320, 381, 386, 480, 508, 579, 635, 762, 772, 857, 960, 965, 1016, 1158, 1270, 1524, 1544, 1714, 1905, 1930, 2032, 2316, 2540, 2571, 2895, 3048, 3088, 3428, 3810, 3860, 4064, 4285, 4632, 5080, 5142, 5790, 6096, 6176, 6856, 7620, 7720, 8128, 8570, 9264, 10160, 10284, 11580, 12192, 12352, 12855, 13712, 15240, 15440, 17140, 18528, 20320, 20568, 23160, 24384, 24511, 25710, 27424, 30480, 30880, 34280, 37056, 40640, 41136, 46320, 49022, 51420, 54848, 60960, 61760, 68560, 73533, 82272, 92640, 98044, 102840, 108839, 121920, 122555, 137120, 147066, 164544, 165401, 185280, 196088, 205680, 217678, 245110, 274240, 294132, 326517, 330802, 367665, 392176, 411360, 435356, 490220, 496203, 544195, 588264, 653034, 661604, 735330, 784352, 822720, 827005, 870712, 980440, 992406, 1088390, 1176528, 1306068, 1323208, 1470660, 1568704, 1632585, 1654010, 1741424, 1960880, 1984812, 2176780, 2353056, 2481015, 2612136, 2646416, 2941320, 3265170, 3308020, 3482848, 3921760, 3969624, 4353560, 4706112, 4962030, 5224272, 5292832, 5882640, 6530340, 6616040, 6965696, 7843520, 7939248, 8707120, 9924060, 10448544, 10585664, 11765280, 13060680, 13232080, 15878496, 17414240, 19848120, 20897088, 21005927, 23530560, 26121360, 26464160, 31756992, 34828480, 39696240, 42011854, 52242720, 52928320, 63017781, 79392480, 84023708, 104485440, 105029635, 126035562, 158784960, 168047416, 210059270, 252071124, 315088905, 336094832, 420118540, 504142248, 630177810, 672189664, 840237080, 1008284496, 1260355620, 1344379328, 1680474160, 2016568992, 2520711240, 3360948320, 4033137984, 5041422480, 6721896640, 10082844960, 20165689920]

約数ペア:

[(1, 20165689920), (2, 10082844960), (3, 6721896640), (4, 5041422480), (5, 4033137984), (6, 3360948320), (8, 2520711240), (10, 2016568992), (12, 1680474160), (15, 1344379328), (16, 1260355620), (20, 1008284496), (24, 840237080), (30, 672189664), (32, 630177810), (40, 504142248), (48, 420118540), (60, 336094832), (64, 315088905), (80, 252071124), (96, 210059270), (120, 168047416), (127, 158784960), (160, 126035562), (192, 105029635), (193, 104485440), (240, 84023708), (254, 79392480), (320, 63017781), (381, 52928320), (386, 52242720), (480, 42011854), (508, 39696240), (579, 34828480), (635, 31756992), (762, 26464160), (772, 26121360), (857, 23530560), (960, 21005927), (965, 20897088), (1016, 19848120), (1158, 17414240), (1270, 15878496), (1524, 13232080), (1544, 13060680), (1714, 11765280), (1905, 10585664), (1930, 10448544), (2032, 9924060), (2316, 8707120), (2540, 7939248), (2571, 7843520), (2895, 6965696), (3048, 6616040), (3088, 6530340), (3428, 5882640), (3810, 5292832), (3860, 5224272), (4064, 4962030), (4285, 4706112), (4632, 4353560), (5080, 3969624), (5142, 3921760), (5790, 3482848), (6096, 3308020), (6176, 3265170), (6856, 2941320), (7620, 2646416), (7720, 2612136), (8128, 2481015), (8570, 2353056), (9264, 2176780), (10160, 1984812), (10284, 1960880), (11580, 1741424), (12192, 1654010), (12352, 1632585), (12855, 1568704), (13712, 1470660), (15240, 1323208), (15440, 1306068), (17140, 1176528), (18528, 1088390), (20320, 992406), (20568, 980440), (23160, 870712), (24384, 827005), (24511, 822720), (25710, 784352), (27424, 735330), (30480, 661604), (30880, 653034), (34280, 588264), (37056, 544195), (40640, 496203), (41136, 490220), (46320, 435356), (49022, 411360), (51420, 392176), (54848, 367665), (60960, 330802), (61760, 326517), (68560, 294132), (73533, 274240), (82272, 245110), (92640, 217678), (98044, 205680), (102840, 196088), (108839, 185280), (121920, 165401), (122555, 164544), (137120, 147066)]