81123194880

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:639

約数の個数: 1152

約数和(自身を含む): 367040419200

約数和(自身を除く): 285917224320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 20, 21, 24, 26, 28, 30, 32, 34, 35, 36, 39, 40, 42, 45, 48, 51, 52, 56, 60, 63, 64, 65, 68, 70, 72, 78, 80, 84, 85, 90, 91, 96, 102, 104, 105, 112, 117, 119, 120, 126, 128, 130, 136, 140, 144, 153, 156, 160, 168, 170, 180, 182, 192, 195, 204, 208, 210, 221, 224, 234, 238, 240, 252, 255, 256, 260, 272, 273, 280, 288, 306, 312, 315, 320, 336, 340, 357, 360, 364, 384, 390, 408, 416, 420, 442, 448, 455, 468, 476, 480, 504, 510, 512, 520, 544, 546, 560, 569, 576, 585, 595, 612, 624, 630, 640, 663, 672, 680, 714, 720, 728, 765, 768, 780, 816, 819, 832, 840, 884, 896, 910, 936, 952, 960, 1008, 1020, 1024, 1040, 1071, 1088, 1092, 1105, 1120, 1138, 1152, 1170, 1190, 1224, 1248, 1260, 1280, 1326, 1344, 1360, 1365, 1428, 1440, 1456, 1530, 1536, 1547, 1560, 1632, 1638, 1664, 1680, 1707, 1768, 1785, 1792, 1820, 1872, 1904, 1920, 1989, 2016, 2040, 2048, 2080, 2142, 2176, 2184, 2210, 2240, 2276, 2304, 2340, 2380, 2448, 2496, 2520, 2560, 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22191, 22760, 22848, 23040, 23205, 23296, 23898, 24480, 24752, 24960, 25605, 26112, 26208, 26520, 26624, 26880, 27312, 27846, 28288, 28560, 29019, 29120, 29588, 29952, 30464, 30720, 30940, 31824, 31864, 32256, 32640, 32760, 33280, 34140, 34272, 34816, 34944, 35360, 35840, 35847, 36416, 36985, 37128, 37440, 38080, 38692, 39168, 39780, 39830, 39936, 40320, 40968, 42432, 42840, 43008, 43520, 43680, 44382, 45520, 45696, 46080, 46410, 46592, 47796, 48365, 48960, 49504, 49920, 51210, 51779, 52224, 52416, 53040, 53760, 54624, 55692, 56576, 57120, 58038, 58240, 59176, 59745, 59904, 60928, 61880, 63648, 63728, 64512, 65280, 65520, 66560, 66573, 67711, 68280, 68544, 69615, 69888, 70720, 71680, 71694, 72832, 73970, 74256, 74880, 76160, 77384, 78336, 79560, 79660, 79872, 80640, 81936, 84864, 85680, 87040, 87057, 87360, 88764, 91040, 91392, 92160, 92820, 93184, 95592, 96730, 97920, 99008, 99840, 102420, 103558, 104448, 104832, 106080, 107520, 109248, 110955, 111384, 113152, 114240, 116076, 116480, 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473408, 477960, 495040, 502996, 509184, 509824, 517790, 522240, 524160, 532584, 541688, 546240, 548352, 556920, 559104, 565760, 573552, 580380, 582656, 591760, 594048, 599040, 609280, 609399, 619072, 621348, 628745, 636480, 637280, 645120, 655488, 665730, 677110, 678912, 685440, 696456, 698880, 710112, 716940, 728320, 731136, 742560, 754494, 764736, 773840, 776685, 783360, 792064, 812532, 819360, 828464, 838656, 848640, 870570, 873984, 880243, 887640, 891072, 913920, 928608, 931840, 932022, 946816, 955920, 990080, 1005992, 1015665, 1018368, 1019648, 1035580, 1048320, 1065168, 1083376, 1092480, 1096704, 1113840, 1131520, 1131741, 1147104, 1160760, 1165312, 1183520, 1188096, 1198080, 1218560, 1218798, 1238144, 1242696, 1257490, 1272960, 1274560, 1310976, 1331460, 1354220, 1357824, 1370880, 1392912, 1397760, 1420224, 1433880, 1456640, 1485120, 1508988, 1529472, 1547680, 1553370, 1566720, 1584128, 1625064, 1638720, 1656928, 1677312, 1697280, 1741140, 1747968, 1760486, 1775280, 1782144, 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5070199680, 5408212992, 5794513920, 6240245760, 6760266240, 8112319488, 9013688320, 10140399360, 11589027840, 13520532480, 16224638976, 20280798720, 27041064960, 40561597440, 81123194880]

約数ペア:

[(1, 81123194880), (2, 40561597440), (3, 27041064960), (4, 20280798720), (5, 16224638976), (6, 13520532480), (7, 11589027840), (8, 10140399360), (9, 9013688320), (10, 8112319488), (12, 6760266240), (13, 6240245760), (14, 5794513920), (15, 5408212992), (16, 5070199680), (17, 4771952640), (18, 4506844160), (20, 4056159744), (21, 3863009280), (24, 3380133120), (26, 3120122880), (28, 2897256960), (30, 2704106496), (32, 2535099840), (34, 2385976320), (35, 2317805568), (36, 2253422080), (39, 2080081920), (40, 2028079872), (42, 1931504640), (45, 1802737664), (48, 1690066560), (51, 1590650880), (52, 1560061440), (56, 1448628480), (60, 1352053248), (63, 1287669760), (64, 1267549920), (65, 1248049152), (68, 1192988160), (70, 1158902784), (72, 1126711040), (78, 1040040960), (80, 1014039936), (84, 965752320), (85, 954390528), (90, 901368832), (91, 891463680), (96, 845033280), (102, 795325440), (104, 780030720), (105, 772601856), (112, 724314240), (117, 693360640), (119, 681707520), (120, 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