20919487680

素因数分解:

$2^6\times 3^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 1120

約数和(自身を含む): 93972278400

約数和(自身を除く): 73052790720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 54, 56, 60, 63, 64, 65, 70, 72, 78, 80, 81, 84, 90, 91, 96, 98, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 147, 156, 160, 162, 168, 180, 181, 182, 189, 192, 195, 196, 208, 210, 216, 224, 234, 240, 245, 252, 260, 270, 273, 280, 288, 294, 312, 315, 320, 324, 336, 343, 351, 360, 362, 364, 378, 390, 392, 405, 416, 420, 432, 441, 448, 455, 468, 480, 490, 504, 520, 540, 543, 546, 560, 567, 576, 585, 588, 624, 630, 637, 648, 672, 686, 702, 720, 724, 728, 735, 756, 780, 784, 810, 819, 832, 840, 864, 882, 905, 910, 936, 945, 960, 980, 1008, 1029, 1040, 1053, 1080, 1086, 1092, 1120, 1134, 1170, 1176, 1248, 1260, 1267, 1274, 1296, 1323, 1344, 1365, 1372, 1404, 1440, 1448, 1456, 1470, 1512, 1560, 1568, 1620, 1629, 1638, 1680, 1715, 1728, 1755, 1764, 1810, 1820, 1872, 1890, 1911, 1960, 2016, 2058, 2080, 2106, 2160, 2172, 2184, 2205, 2240, 2268, 2340, 2352, 2353, 2457, 2496, 2520, 2534, 2548, 2592, 2646, 2715, 2730, 2744, 2808, 2835, 2880, 2896, 2912, 2940, 3024, 3087, 3120, 3136, 3185, 3240, 3258, 3276, 3360, 3430, 3510, 3528, 3620, 3640, 3744, 3780, 3801, 3822, 3920, 3969, 4032, 4095, 4116, 4160, 4212, 4320, 4344, 4368, 4410, 4459, 4536, 4680, 4704, 4706, 4887, 4914, 5040, 5068, 5096, 5145, 5184, 5265, 5292, 5430, 5460, 5488, 5616, 5670, 5733, 5792, 5824, 5880, 6048, 6174, 6240, 6335, 6370, 6480, 6516, 6552, 6615, 6720, 6860, 7020, 7056, 7059, 7240, 7280, 7371, 7488, 7560, 7602, 7644, 7840, 7938, 8145, 8190, 8232, 8424, 8640, 8688, 8736, 8820, 8869, 8918, 9072, 9261, 9360, 9408, 9412, 9555, 9774, 9828, 10080, 10136, 10192, 10290, 10530, 10584, 10860, 10920, 10976, 11232, 11340, 11403, 11466, 11584, 11760, 11765, 12096, 12285, 12348, 12480, 12670, 12740, 12960, 13032, 13104, 13230, 13377, 13720, 14040, 14112, 14118, 14480, 14560, 14661, 14742, 15120, 15204, 15288, 15435, 15680, 15876, 16290, 16380, 16464, 16471, 16848, 17199, 17376, 17472, 17640, 17738, 17836, 18144, 18522, 18720, 18824, 19005, 19110, 19548, 19656, 19845, 20160, 20272, 20384, 20580, 21060, 21168, 21177, 21720, 21840, 21952, 22295, 22464, 22680, 22806, 22932, 23520, 23530, 24435, 24570, 24696, 25340, 25480, 25920, 26064, 26208, 26460, 26607, 26754, 27440, 27783, 28080, 28224, 28236, 28665, 28960, 29120, 29322, 29484, 30240, 30408, 30576, 30870, 31752, 32580, 32760, 32928, 32942, 33696, 34209, 34398, 34752, 35280, 35295, 35476, 35672, 36288, 36855, 37044, 37440, 37648, 38010, 38220, 39096, 39312, 39690, 40131, 40544, 40768, 41160, 42120, 42336, 42354, 43440, 43680, 44345, 44590, 45360, 45612, 45864, 46305, 47040, 47060, 48870, 49140, 49392, 49413, 50680, 50960, 51597, 52128, 52416, 52920, 53214, 53508, 54880, 55566, 56160, 56472, 57015, 57330, 57920, 58644, 58968, 60480, 60816, 61152, 61740, 62083, 63504, 63531, 65160, 65520, 65856, 65884, 66885, 67392, 68418, 68796, 70560, 70590, 70952, 71344, 73305, 73710, 74088, 75296, 76020, 76440, 78192, 78624, 79380, 79821, 80262, 81088, 82320, 82355, 84240, 84672, 84708, 85995, 86880, 87360, 88690, 89180, 90720, 91224, 91728, 92610, 94120, 97740, 98280, 98784, 98826, 101360, 101920, 102627, 103194, 104256, 105840, 105885, 106428, 107016, 109760, 111132, 112320, 112944, 114030, 114660, 115297, 117288, 117936, 120393, 121632, 122304, 123480, 124166, 127008, 127062, 130320, 131040, 131768, 133035, 133770, 136836, 137592, 138915, 141120, 141180, 141904, 142688, 146610, 147420, 148176, 148239, 150592, 152040, 152880, 156384, 157248, 158760, 159642, 160524, 164640, 164710, 168480, 169416, 171045, 171990, 173760, 177380, 178360, 181440, 182448, 183456, 185220, 186249, 188240, 190593, 195480, 196560, 197568, 197652, 200655, 202720, 203840, 205254, 206388, 211680, 211770, 212856, 214032, 222264, 225888, 228060, 229320, 230594, 234576, 235872, 239463, 240786, 243264, 246960, 247065, 248332, 254016, 254124, 257985, 260640, 262080, 263536, 266070, 267540, 273672, 275184, 277830, 282360, 283808, 285376, 293220, 294840, 296352, 296478, 304080, 305760, 310415, 312768, 317520, 317655, 319284, 321048, 329280, 329420, 336960, 338832, 342090, 343980, 345891, 354760, 356720, 361179, 364896, 366912, 370440, 372498, 376480, 381186, 390960, 393120, 395304, 399105, 401310, 405440, 410508, 412776, 423360, 423540, 425712, 428064, 444528, 444717, 451776, 456120, 458640, 461188, 469152, 471744, 478926, 481572, 493920, 494130, 496664, 508248, 513135, 515970, 521280, 527072, 532140, 535080, 547344, 550368, 555660, 558747, 564720, 567616, 576485, 586440, 589680, 592704, 592956, 601965, 608160, 611520, 620830, 635040, 635310, 638568, 642096, 658840, 677664, 684180, 687960, 691782, 709520, 713440, 718389, 722358, 729792, 740880, 741195, 744996, 752960, 762372, 781920, 786240, 790608, 798210, 802620, 807079, 821016, 825552, 847080, 851424, 856128, 889056, 889434, 912240, 917280, 922376, 931245, 938304, 952965, 957852, 963144, 987840, 988260, 993328, 1016496, 1026270, 1031940, 1037673, 1054144, 1064280, 1070160, 1094688, 1100736, 1111320, 1117494, 1129440, 1152970, 1172880, 1179360, 1185912, 1197315, 1203930, 1216320, 1241660, 1270080, 1270620, 1277136, 1284192, 1317680, 1334151, 1355328, 1368360, 1375920, 1383564, 1419040, 1426880, 1436778, 1444716, 1481760, 1482390, 1489992, 1524744, 1563840, 1581216, 1596420, 1605240, 1614158, 1642032, 1651104, 1676241, 1694160, 1702848, 1729455, 1778112, 1778868, 1805895, 1824480, 1834560, 1844752, 1862490, 1905930, 1915704, 1926288, 1976520, 1986656, 2032992, 2052540, 2063880, 2075346, 2128560, 2140320, 2189376, 2222640, 2223585, 2234988, 2258880, 2305940, 2345760, 2358720, 2371824, 2394630, 2407860, 2421237, 2483320, 2541240, 2554272, 2568384, 2635360, 2668302, 2736720, 2751840, 2767128, 2793735, 2838080, 2873556, 2889432, 2963520, 2964780, 2979984, 3049488, 3113019, 3162432, 3192840, 3210480, 3228316, 3284064, 3302208, 3352482, 3388320, 3458910, 3557736, 3591945, 3611790, 3648960, 3689504, 3724980, 3811860, 3831408, 3852576, 3953040, 3973312, 4035395, 4065984, 4105080, 4127760, 4150692, 4257120, 4280640, 4445280, 4447170, 4469976, 4611880, 4691520, 4743648, 4789260, 4815720, 4842474, 4966640, 5028723, 5082480, 5108544, 5188365, 5270720, 5336604, 5473440, 5503680, 5534256, 5587470, 5747112, 5778864, 5929560, 5959968, 6098976, 6226038, 6385680, 6420960, 6456632, 6568128, 6670755, 6704964, 6776640, 6917820, 7115472, 7183890, 7223580, 7263711, 7379008, 7449960, 7623720, 7662816, 7705152, 7906080, 8070790, 8210160, 8255520, 8301384, 8381205, 8514240, 8890560, 8894340, 8939952, 9223760, 9339057, 9487296, 9578520, 9631440, 9684948, 9933280, 10057446, 10164960, 10376730, 10673208, 10946880, 11068512, 11174940, 11494224, 11557728, 11859120, 11919936, 12106185, 12197952, 12452076, 12771360, 12841920, 12913264, 13341510, 13409928, 13835640, 14230944, 14367780, 14447160, 14527422, 14899920, 15247440, 15325632, 15565095, 15812160, 16141580, 16420320, 16511040, 16602768, 16762410, 17788680, 17879904, 18447520, 18678114, 19157040, 19262880, 19369896, 19866560, 20114892, 20329920, 20753460, 21346416, 21791133, 22137024, 22349880, 22988448, 23115456, 23718240, 24212370, 24904152, 25143615, 25542720, 25826528, 26683020, 26819856, 27671280, 28461888, 28735560, 28894320, 29054844, 29799840, 30494880, 31130190, 32283160, 32840640, 33205536, 33524820, 35577360, 35759808, 36318555, 36895040, 37356228, 38314080, 38525760, 38739792, 40229784, 41506920, 42692832, 43582266, 44699760, 45976896, 46695285, 47436480, 48424740, 49808304, 50287230, 51653056, 53366040, 53639712, 55342560, 57471120, 57788640, 58109688, 59599680, 60989760, 62260380, 64566320, 65373399, 66411072, 67049640, 71154720, 72637110, 74712456, 76628160, 77479584, 80459568, 83013840, 85385664, 87164532, 89399520, 93390570, 96849480, 99616608, 100574460, 106732080, 107279424, 108955665, 110685120, 114942240, 115577280, 116219376, 124520760, 129132640, 130746798, 134099280, 142309440, 145274220, 149424912, 154959168, 160919136, 166027680, 174329064, 178799040, 186781140, 193698960, 199233216, 201148920, 213464160, 217911330, 229884480, 232438752, 249041520, 258265280, 261493596, 268198560, 290548440, 298849824, 321838272, 326866995, 332055360, 348658128, 373562280, 387397920, 402297840, 426928320, 435822660, 464877504, 498083040, 522987192, 536397120, 581096880, 597699648, 653733990, 697316256, 747124560, 774795840, 804595680, 871645320, 996166080, 1045974384, 1162193760, 1307467980, 1394632512, 1494249120, 1609191360, 1743290640, 2091948768, 2324387520, 2614935960, 2988498240, 3486581280, 4183897536, 5229871920, 6973162560, 10459743840, 20919487680]

約数ペア:

[(1, 20919487680), (2, 10459743840), (3, 6973162560), (4, 5229871920), (5, 4183897536), (6, 3486581280), (7, 2988498240), (8, 2614935960), (9, 2324387520), (10, 2091948768), (12, 1743290640), (13, 1609191360), (14, 1494249120), (15, 1394632512), (16, 1307467980), (18, 1162193760), (20, 1045974384), (21, 996166080), (24, 871645320), (26, 804595680), (27, 774795840), (28, 747124560), (30, 697316256), (32, 653733990), (35, 597699648), (36, 581096880), (39, 536397120), (40, 522987192), (42, 498083040), (45, 464877504), (48, 435822660), (49, 426928320), (52, 402297840), (54, 387397920), (56, 373562280), (60, 348658128), (63, 332055360), (64, 326866995), (65, 321838272), (70, 298849824), (72, 290548440), (78, 268198560), (80, 261493596), (81, 258265280), (84, 249041520), (90, 232438752), (91, 229884480), (96, 217911330), (98, 213464160), (104, 201148920), (105, 199233216), (108, 193698960), (112, 186781140), (117, 178799040), (120, 174329064), (126, 166027680), (130, 160919136), (135, 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(567, 36895040), (576, 36318555), (585, 35759808), (588, 35577360), (624, 33524820), (630, 33205536), (637, 32840640), (648, 32283160), (672, 31130190), (686, 30494880), (702, 29799840), (720, 29054844), (724, 28894320), (728, 28735560), (735, 28461888), (756, 27671280), (780, 26819856), (784, 26683020), (810, 25826528), (819, 25542720), (832, 25143615), (840, 24904152), (864, 24212370), (882, 23718240), (905, 23115456), (910, 22988448), (936, 22349880), (945, 22137024), (960, 21791133), (980, 21346416), (1008, 20753460), (1029, 20329920), (1040, 20114892), (1053, 19866560), (1080, 19369896), (1086, 19262880), (1092, 19157040), (1120, 18678114), (1134, 18447520), (1170, 17879904), (1176, 17788680), (1248, 16762410), (1260, 16602768), (1267, 16511040), (1274, 16420320), (1296, 16141580), (1323, 15812160), (1344, 15565095), (1365, 15325632), (1372, 15247440), (1404, 14899920), (1440, 14527422), (1448, 14447160), (1456, 14367780), (1470, 14230944), (1512, 13835640), (1560, 13409928), (1568, 13341510), (1620, 12913264), (1629, 12841920), (1638, 12771360), (1680, 12452076), (1715, 12197952), (1728, 12106185), (1755, 11919936), (1764, 11859120), (1810, 11557728), (1820, 11494224), (1872, 11174940), (1890, 11068512), (1911, 10946880), (1960, 10673208), (2016, 10376730), (2058, 10164960), (2080, 10057446), (2106, 9933280), (2160, 9684948), (2172, 9631440), (2184, 9578520), (2205, 9487296), (2240, 9339057), (2268, 9223760), (2340, 8939952), (2352, 8894340), (2353, 8890560), (2457, 8514240), (2496, 8381205), (2520, 8301384), (2534, 8255520), (2548, 8210160), (2592, 8070790), (2646, 7906080), (2715, 7705152), (2730, 7662816), (2744, 7623720), (2808, 7449960), (2835, 7379008), (2880, 7263711), (2896, 7223580), (2912, 7183890), (2940, 7115472), (3024, 6917820), (3087, 6776640), (3120, 6704964), (3136, 6670755), (3185, 6568128), (3240, 6456632), (3258, 6420960), (3276, 6385680), (3360, 6226038), (3430, 6098976), (3510, 5959968), (3528, 5929560), (3620, 5778864), (3640, 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(7644, 2736720), (7840, 2668302), (7938, 2635360), (8145, 2568384), (8190, 2554272), (8232, 2541240), (8424, 2483320), (8640, 2421237), (8688, 2407860), (8736, 2394630), (8820, 2371824), (8869, 2358720), (8918, 2345760), (9072, 2305940), (9261, 2258880), (9360, 2234988), (9408, 2223585), (9412, 2222640), (9555, 2189376), (9774, 2140320), (9828, 2128560), (10080, 2075346), (10136, 2063880), (10192, 2052540), (10290, 2032992), (10530, 1986656), (10584, 1976520), (10860, 1926288), (10920, 1915704), (10976, 1905930), (11232, 1862490), (11340, 1844752), (11403, 1834560), (11466, 1824480), (11584, 1805895), (11760, 1778868), (11765, 1778112), (12096, 1729455), (12285, 1702848), (12348, 1694160), (12480, 1676241), (12670, 1651104), (12740, 1642032), (12960, 1614158), (13032, 1605240), (13104, 1596420), (13230, 1581216), (13377, 1563840), (13720, 1524744), (14040, 1489992), (14112, 1482390), (14118, 1481760), (14480, 1444716), (14560, 1436778), (14661, 1426880), (14742, 1419040), (15120, 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