20505438720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:572

約数の個数: 480

約数和(自身を含む): 77072067072

約数和(自身を除く): 56566628352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 223, 234, 240, 256, 260, 288, 307, 312, 320, 360, 384, 390, 416, 446, 468, 480, 512, 520, 576, 585, 614, 624, 640, 669, 720, 768, 780, 832, 892, 921, 936, 960, 1040, 1115, 1152, 1170, 1228, 1248, 1280, 1338, 1440, 1535, 1536, 1560, 1664, 1784, 1842, 1872, 1920, 2007, 2080, 2230, 2304, 2340, 2456, 2496, 2560, 2676, 2763, 2880, 2899, 3070, 3120, 3328, 3345, 3568, 3684, 3744, 3840, 3991, 4014, 4160, 4460, 4605, 4608, 4680, 4912, 4992, 5352, 5526, 5760, 5798, 6140, 6240, 6656, 6690, 7136, 7368, 7488, 7680, 7982, 8028, 8320, 8697, 8920, 9210, 9360, 9824, 9984, 10035, 10704, 11052, 11520, 11596, 11973, 12280, 12480, 13380, 13815, 14272, 14495, 14736, 14976, 15964, 16056, 16640, 17394, 17840, 18420, 18720, 19648, 19955, 19968, 20070, 21408, 22104, 23040, 23192, 23946, 24560, 24960, 26091, 26760, 27630, 28544, 28990, 29472, 29952, 31928, 32112, 33280, 34788, 35680, 35919, 36840, 37440, 39296, 39910, 40140, 42816, 43485, 44208, 46384, 47892, 49120, 49920, 52182, 53520, 55260, 57088, 57980, 58944, 59865, 59904, 63856, 64224, 68461, 69576, 71360, 71838, 73680, 74880, 78592, 79820, 80280, 85632, 86970, 88416, 92768, 95784, 98240, 99840, 104364, 107040, 110520, 114176, 115960, 117888, 119730, 127712, 128448, 130455, 136922, 139152, 142720, 143676, 147360, 149760, 157184, 159640, 160560, 171264, 173940, 176832, 179595, 185536, 191568, 196480, 205383, 208728, 214080, 221040, 231920, 235776, 239460, 255424, 256896, 260910, 273844, 278304, 285440, 287352, 294720, 299520, 319280, 321120, 342305, 342528, 347880, 353664, 359190, 371072, 383136, 392960, 410766, 417456, 428160, 442080, 463840, 471552, 478920, 510848, 513792, 521820, 547688, 556608, 570880, 574704, 589440, 616149, 638560, 642240, 684610, 695760, 707328, 718380, 742144, 766272, 785920, 821532, 834912, 856320, 884160, 889993, 927680, 957840, 1021696, 1026915, 1027584, 1043640, 1095376, 1113216, 1149408, 1178880, 1232298, 1277120, 1284480, 1369220, 1391520, 1414656, 1436760, 1484288, 1532544, 1643064, 1669824, 1712640, 1768320, 1779986, 1855360, 1915680, 2043392, 2053830, 2087280, 2190752, 2226432, 2298816, 2357760, 2464596, 2554240, 2568960, 2669979, 2738440, 2783040, 2873520, 3065088, 3080745, 3286128, 3339648, 3536640, 3559972, 3710720, 3831360, 4107660, 4174560, 4381504, 4449965, 4452864, 4597632, 4929192, 5108480, 5137920, 5339958, 5476880, 5566080, 5747040, 6130176, 6161490, 6572256, 6679296, 7073280, 7119944, 7421440, 7662720, 8009937, 8215320, 8349120, 8763008, 8899930, 9195264, 9858384, 10216960, 10679916, 10953760, 11132160, 11494080, 12322980, 13144512, 13349895, 13358592, 14239888, 15325440, 16019874, 16430640, 16698240, 17526016, 17799860, 18390528, 19716768, 21359832, 21907520, 22264320, 22988160, 24645960, 26289024, 26699790, 28479776, 30650880, 32039748, 32861280, 33396480, 35052032, 35599720, 39433536, 40049685, 42719664, 43815040, 45976320, 49291920, 52578048, 53399580, 56959552, 64079496, 65722560, 66792960, 71199440, 78867072, 80099370, 85439328, 87630080, 91952640, 98583840, 105156096, 106799160, 113919104, 128158992, 131445120, 142398880, 157734144, 160198740, 170878656, 175260160, 197167680, 213598320, 227838208, 256317984, 262890240, 284797760, 315468288, 320397480, 341757312, 394335360, 427196640, 455676416, 512635968, 525780480, 569595520, 640794960, 683514624, 788670720, 854393280, 1025271936, 1139191040, 1281589920, 1367029248, 1577341440, 1708786560, 2050543872, 2278382080, 2563179840, 3417573120, 4101087744, 5126359680, 6835146240, 10252719360, 20505438720]

約数ペア:

[(1, 20505438720), (2, 10252719360), (3, 6835146240), (4, 5126359680), (5, 4101087744), (6, 3417573120), (8, 2563179840), (9, 2278382080), (10, 2050543872), (12, 1708786560), (13, 1577341440), (15, 1367029248), (16, 1281589920), (18, 1139191040), (20, 1025271936), (24, 854393280), (26, 788670720), (30, 683514624), (32, 640794960), (36, 569595520), (39, 525780480), (40, 512635968), (45, 455676416), (48, 427196640), (52, 394335360), (60, 341757312), (64, 320397480), (65, 315468288), (72, 284797760), (78, 262890240), (80, 256317984), (90, 227838208), (96, 213598320), (104, 197167680), (117, 175260160), (120, 170878656), (128, 160198740), (130, 157734144), (144, 142398880), (156, 131445120), (160, 128158992), (180, 113919104), (192, 106799160), (195, 105156096), (208, 98583840), (223, 91952640), (234, 87630080), (240, 85439328), (256, 80099370), (260, 78867072), (288, 71199440), (307, 66792960), (312, 65722560), (320, 64079496), (360, 56959552), (384, 53399580), (390, 52578048), (416, 49291920), (446, 45976320), (468, 43815040), (480, 42719664), (512, 40049685), (520, 39433536), (576, 35599720), (585, 35052032), (614, 33396480), (624, 32861280), (640, 32039748), (669, 30650880), (720, 28479776), (768, 26699790), (780, 26289024), (832, 24645960), (892, 22988160), (921, 22264320), (936, 21907520), (960, 21359832), (1040, 19716768), (1115, 18390528), (1152, 17799860), (1170, 17526016), (1228, 16698240), (1248, 16430640), (1280, 16019874), (1338, 15325440), (1440, 14239888), (1535, 13358592), (1536, 13349895), (1560, 13144512), (1664, 12322980), (1784, 11494080), (1842, 11132160), (1872, 10953760), (1920, 10679916), (2007, 10216960), (2080, 9858384), (2230, 9195264), (2304, 8899930), (2340, 8763008), (2456, 8349120), (2496, 8215320), (2560, 8009937), (2676, 7662720), (2763, 7421440), (2880, 7119944), (2899, 7073280), (3070, 6679296), (3120, 6572256), (3328, 6161490), (3345, 6130176), (3568, 5747040), (3684, 5566080), (3744, 5476880), (3840, 5339958), (3991, 5137920), (4014, 5108480), (4160, 4929192), (4460, 4597632), (4605, 4452864), (4608, 4449965), (4680, 4381504), (4912, 4174560), (4992, 4107660), (5352, 3831360), (5526, 3710720), (5760, 3559972), (5798, 3536640), (6140, 3339648), (6240, 3286128), (6656, 3080745), (6690, 3065088), (7136, 2873520), (7368, 2783040), (7488, 2738440), (7680, 2669979), (7982, 2568960), (8028, 2554240), (8320, 2464596), (8697, 2357760), (8920, 2298816), (9210, 2226432), (9360, 2190752), (9824, 2087280), (9984, 2053830), (10035, 2043392), (10704, 1915680), (11052, 1855360), (11520, 1779986), (11596, 1768320), (11973, 1712640), (12280, 1669824), (12480, 1643064), (13380, 1532544), (13815, 1484288), (14272, 1436760), (14495, 1414656), (14736, 1391520), (14976, 1369220), (15964, 1284480), (16056, 1277120), (16640, 1232298), (17394, 1178880), (17840, 1149408), (18420, 1113216), (18720, 1095376), (19648, 1043640), (19955, 1027584), (19968, 1026915), (20070, 1021696), (21408, 957840), (22104, 927680), (23040, 889993), (23192, 884160), (23946, 856320), (24560, 834912), (24960, 821532), (26091, 785920), (26760, 766272), (27630, 742144), (28544, 718380), (28990, 707328), (29472, 695760), (29952, 684610), (31928, 642240), (32112, 638560), (33280, 616149), (34788, 589440), (35680, 574704), (35919, 570880), (36840, 556608), (37440, 547688), (39296, 521820), (39910, 513792), (40140, 510848), (42816, 478920), (43485, 471552), (44208, 463840), (46384, 442080), (47892, 428160), (49120, 417456), (49920, 410766), (52182, 392960), (53520, 383136), (55260, 371072), (57088, 359190), (57980, 353664), (58944, 347880), (59865, 342528), (59904, 342305), (63856, 321120), (64224, 319280), (68461, 299520), (69576, 294720), (71360, 287352), (71838, 285440), (73680, 278304), (74880, 273844), (78592, 260910), (79820, 256896), (80280, 255424), (85632, 239460), (86970, 235776), (88416, 231920), (92768, 221040), (95784, 214080), (98240, 208728), (99840, 205383), (104364, 196480), (107040, 191568), (110520, 185536), (114176, 179595), (115960, 176832), (117888, 173940), (119730, 171264), (127712, 160560), (128448, 159640), (130455, 157184), (136922, 149760), (139152, 147360), (142720, 143676)]