20190488320

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{449}}^1$

素因数の和:575

約数の個数: 216

約数和(自身を含む): 52235442000

約数和(自身を除く): 32044953680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 128, 152, 160, 172, 190, 215, 256, 304, 320, 344, 380, 430, 449, 608, 640, 688, 760, 817, 860, 898, 1216, 1280, 1376, 1520, 1634, 1720, 1796, 1849, 2245, 2432, 2752, 3040, 3268, 3440, 3592, 3698, 4085, 4490, 4864, 5504, 6080, 6536, 6880, 7184, 7396, 8170, 8531, 8980, 9245, 11008, 12160, 13072, 13760, 14368, 14792, 16340, 17062, 17960, 18490, 19307, 24320, 26144, 27520, 28736, 29584, 32680, 34124, 35131, 35920, 36980, 38614, 42655, 52288, 55040, 57472, 59168, 65360, 68248, 70262, 71840, 73960, 77228, 85310, 96535, 104576, 114944, 118336, 130720, 136496, 140524, 143680, 147920, 154456, 170620, 175655, 193070, 209152, 236672, 261440, 272992, 281048, 287360, 295840, 308912, 341240, 351310, 366833, 386140, 473344, 522880, 545984, 562096, 574720, 591680, 617824, 682480, 702620, 733666, 772280, 830201, 1045760, 1091968, 1124192, 1183360, 1235648, 1364960, 1405240, 1467332, 1544560, 1660402, 1834165, 2183936, 2248384, 2366720, 2471296, 2729920, 2810480, 2934664, 3089120, 3320804, 3668330, 4151005, 4496768, 4942592, 5459840, 5620960, 5869328, 6178240, 6641608, 7336660, 8302010, 8993536, 10919680, 11241920, 11738656, 12356480, 13283216, 14673320, 15773819, 16604020, 22483840, 23477312, 24712960, 26566432, 29346640, 31547638, 33208040, 44967680, 46954624, 53132864, 58693280, 63095276, 66416080, 78869095, 93909248, 106265728, 117386560, 126190552, 132832160, 157738190, 212531456, 234773120, 252381104, 265664320, 315476380, 469546240, 504762208, 531328640, 630952760, 1009524416, 1062657280, 1261905520, 2019048832, 2523811040, 4038097664, 5047622080, 10095244160, 20190488320]

約数ペア:

[(1, 20190488320), (2, 10095244160), (4, 5047622080), (5, 4038097664), (8, 2523811040), (10, 2019048832), (16, 1261905520), (19, 1062657280), (20, 1009524416), (32, 630952760), (38, 531328640), (40, 504762208), (43, 469546240), (64, 315476380), (76, 265664320), (80, 252381104), (86, 234773120), (95, 212531456), (128, 157738190), (152, 132832160), (160, 126190552), (172, 117386560), (190, 106265728), (215, 93909248), (256, 78869095), (304, 66416080), (320, 63095276), (344, 58693280), (380, 53132864), (430, 46954624), (449, 44967680), (608, 33208040), (640, 31547638), (688, 29346640), (760, 26566432), (817, 24712960), (860, 23477312), (898, 22483840), (1216, 16604020), (1280, 15773819), (1376, 14673320), (1520, 13283216), (1634, 12356480), (1720, 11738656), (1796, 11241920), (1849, 10919680), (2245, 8993536), (2432, 8302010), (2752, 7336660), (3040, 6641608), (3268, 6178240), (3440, 5869328), (3592, 5620960), (3698, 5459840), (4085, 4942592), (4490, 4496768), (4864, 4151005), (5504, 3668330), (6080, 3320804), (6536, 3089120), (6880, 2934664), (7184, 2810480), (7396, 2729920), (8170, 2471296), (8531, 2366720), (8980, 2248384), (9245, 2183936), (11008, 1834165), (12160, 1660402), (13072, 1544560), (13760, 1467332), (14368, 1405240), (14792, 1364960), (16340, 1235648), (17062, 1183360), (17960, 1124192), (18490, 1091968), (19307, 1045760), (24320, 830201), (26144, 772280), (27520, 733666), (28736, 702620), (29584, 682480), (32680, 617824), (34124, 591680), (35131, 574720), (35920, 562096), (36980, 545984), (38614, 522880), (42655, 473344), (52288, 386140), (55040, 366833), (57472, 351310), (59168, 341240), (65360, 308912), (68248, 295840), (70262, 287360), (71840, 281048), (73960, 272992), (77228, 261440), (85310, 236672), (96535, 209152), (104576, 193070), (114944, 175655), (118336, 170620), (130720, 154456), (136496, 147920), (140524, 143680)]