19897505280

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 640

約数和(自身を含む): 75620160000

約数和(自身を除く): 55722654720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 109, 114, 120, 128, 135, 139, 144, 152, 160, 171, 180, 190, 192, 216, 218, 228, 240, 256, 270, 278, 285, 288, 304, 320, 327, 342, 360, 380, 384, 417, 432, 436, 456, 480, 512, 513, 540, 545, 556, 570, 576, 608, 640, 654, 684, 695, 720, 760, 768, 834, 855, 864, 872, 912, 960, 981, 1026, 1080, 1090, 1112, 1140, 1152, 1216, 1251, 1280, 1308, 1368, 1390, 1440, 1520, 1536, 1635, 1668, 1710, 1728, 1744, 1824, 1920, 1962, 2052, 2071, 2085, 2160, 2180, 2224, 2280, 2304, 2432, 2502, 2560, 2565, 2616, 2641, 2736, 2780, 2880, 2943, 3040, 3270, 3336, 3420, 3456, 3488, 3648, 3753, 3840, 3924, 4104, 4142, 4170, 4320, 4360, 4448, 4560, 4608, 4864, 4905, 5004, 5130, 5232, 5282, 5472, 5560, 5760, 5886, 6080, 6213, 6255, 6540, 6672, 6840, 6912, 6976, 7296, 7506, 7680, 7848, 7923, 8208, 8284, 8340, 8640, 8720, 8896, 9120, 9728, 9810, 10008, 10260, 10355, 10464, 10564, 10944, 11120, 11520, 11772, 12160, 12426, 12510, 13080, 13205, 13344, 13680, 13824, 13952, 14592, 14715, 15012, 15151, 15696, 15846, 16416, 16568, 16680, 17280, 17440, 17792, 18240, 18639, 18765, 19620, 20016, 20520, 20710, 20928, 21128, 21888, 22240, 23040, 23544, 23769, 24320, 24852, 25020, 26160, 26410, 26688, 27360, 27904, 29184, 29430, 30024, 30302, 31065, 31392, 31692, 32832, 33136, 33360, 34560, 34880, 35584, 36480, 37278, 37530, 39240, 39615, 40032, 41040, 41420, 41856, 42256, 43776, 44480, 45453, 47088, 47538, 48640, 49704, 50040, 52320, 52820, 53376, 54720, 55808, 55917, 58860, 60048, 60604, 62130, 62784, 63384, 65664, 66272, 66720, 69120, 69760, 71168, 71307, 72960, 74556, 75060, 75755, 78480, 79230, 80064, 82080, 82840, 83712, 84512, 87552, 88960, 90906, 93195, 94176, 95076, 99408, 100080, 104640, 105640, 106752, 109440, 111834, 117720, 118845, 120096, 121208, 124260, 125568, 126768, 131328, 132544, 133440, 136359, 139520, 142614, 145920, 149112, 150120, 151510, 156960, 158460, 160128, 164160, 165680, 167424, 169024, 177920, 181812, 186390, 188352, 190152, 198816, 200160, 209280, 211280, 213504, 218880, 223668, 227265, 235440, 237690, 240192, 242416, 248520, 251136, 253536, 262656, 265088, 266880, 272718, 279040, 279585, 285228, 287869, 298224, 300240, 303020, 313920, 316920, 320256, 328320, 331360, 338048, 355840, 356535, 363624, 372780, 376704, 380304, 397632, 400320, 409077, 418560, 422560, 437760, 447336, 454530, 470880, 475380, 480384, 484832, 497040, 502272, 507072, 530176, 533760, 545436, 559170, 570456, 575738, 596448, 600480, 606040, 627840, 633840, 640512, 656640, 662720, 676096, 681795, 713070, 727248, 745560, 753408, 760608, 795264, 800640, 818154, 837120, 845120, 863607, 894672, 909060, 941760, 950760, 960768, 969664, 994080, 1014144, 1060352, 1067520, 1090872, 1118340, 1140912, 1151476, 1192896, 1200960, 1212080, 1255680, 1267680, 1313280, 1325440, 1352192, 1363590, 1426140, 1439345, 1454496, 1491120, 1506816, 1521216, 1590528, 1601280, 1636308, 1690240, 1727214, 1789344, 1818120, 1883520, 1901520, 1921536, 1939328, 1988160, 2028288, 2045385, 2181744, 2236680, 2281824, 2302952, 2385792, 2401920, 2424160, 2511360, 2535360, 2590821, 2650880, 2727180, 2852280, 2878690, 2908992, 2982240, 3042432, 3181056, 3202560, 3272616, 3380480, 3454428, 3578688, 3636240, 3767040, 3803040, 3878656, 3976320, 4056576, 4090770, 4318035, 4363488, 4473360, 4563648, 4605904, 4771584, 4803840, 4848320, 5070720, 5181642, 5301760, 5454360, 5704560, 5757380, 5817984, 5964480, 6084864, 6545232, 6760960, 6908856, 7157376, 7272480, 7534080, 7606080, 7757312, 7772463, 7952640, 8181540, 8636070, 8726976, 8946720, 9127296, 9211808, 9543168, 9607680, 9696640, 10141440, 10363284, 10908720, 11409120, 11514760, 11635968, 11928960, 12169728, 12954105, 13090464, 13817712, 14314752, 14544960, 15212160, 15544926, 15905280, 16363080, 17272140, 17453952, 17893440, 18254592, 18423616, 19393280, 20282880, 20726568, 21817440, 22818240, 23029520, 23271936, 23857920, 25908210, 26180928, 27635424, 28629504, 29089920, 30424320, 31089852, 32726160, 34544280, 34907904, 35786880, 36509184, 36847232, 38786560, 38862315, 41453136, 43634880, 45636480, 46059040, 47715840, 51816420, 52361856, 55270848, 58179840, 60848640, 62179704, 65452320, 69088560, 69815808, 71573760, 73694464, 77724630, 82906272, 87269760, 91272960, 92118080, 103632840, 104723712, 110541696, 116359680, 124359408, 130904640, 138177120, 143147520, 147388928, 155449260, 165812544, 174539520, 182545920, 184236160, 207265680, 209447424, 221083392, 248718816, 261809280, 276354240, 310898520, 331625088, 349079040, 368472320, 414531360, 442166784, 497437632, 523618560, 552708480, 621797040, 663250176, 736944640, 829062720, 994875264, 1047237120, 1105416960, 1243594080, 1326500352, 1658125440, 1989750528, 2210833920, 2487188160, 3316250880, 3979501056, 4974376320, 6632501760, 9948752640, 19897505280]

約数ペア:

[(1, 19897505280), (2, 9948752640), (3, 6632501760), (4, 4974376320), (5, 3979501056), (6, 3316250880), (8, 2487188160), (9, 2210833920), (10, 1989750528), (12, 1658125440), (15, 1326500352), (16, 1243594080), (18, 1105416960), (19, 1047237120), (20, 994875264), (24, 829062720), (27, 736944640), (30, 663250176), (32, 621797040), (36, 552708480), (38, 523618560), (40, 497437632), (45, 442166784), (48, 414531360), (54, 368472320), (57, 349079040), (60, 331625088), (64, 310898520), (72, 276354240), (76, 261809280), (80, 248718816), (90, 221083392), (95, 209447424), (96, 207265680), (108, 184236160), (109, 182545920), (114, 174539520), (120, 165812544), (128, 155449260), (135, 147388928), (139, 143147520), (144, 138177120), (152, 130904640), (160, 124359408), (171, 116359680), (180, 110541696), (190, 104723712), (192, 103632840), (216, 92118080), (218, 91272960), (228, 87269760), (240, 82906272), (256, 77724630), (270, 73694464), (278, 71573760), (285, 69815808), (288, 69088560), (304, 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(8208, 2424160), (8284, 2401920), (8340, 2385792), (8640, 2302952), (8720, 2281824), (8896, 2236680), (9120, 2181744), (9728, 2045385), (9810, 2028288), (10008, 1988160), (10260, 1939328), (10355, 1921536), (10464, 1901520), (10564, 1883520), (10944, 1818120), (11120, 1789344), (11520, 1727214), (11772, 1690240), (12160, 1636308), (12426, 1601280), (12510, 1590528), (13080, 1521216), (13205, 1506816), (13344, 1491120), (13680, 1454496), (13824, 1439345), (13952, 1426140), (14592, 1363590), (14715, 1352192), (15012, 1325440), (15151, 1313280), (15696, 1267680), (15846, 1255680), (16416, 1212080), (16568, 1200960), (16680, 1192896), (17280, 1151476), (17440, 1140912), (17792, 1118340), (18240, 1090872), (18639, 1067520), (18765, 1060352), (19620, 1014144), (20016, 994080), (20520, 969664), (20710, 960768), (20928, 950760), (21128, 941760), (21888, 909060), (22240, 894672), (23040, 863607), (23544, 845120), (23769, 837120), (24320, 818154), (24852, 800640), (25020, 795264), (26160, 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