20816293680

素因数分解:

$2^4\times 3^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:137

約数の個数: 1080

約数和(自身を含む): 93089885616

約数和(自身を除く): 72273591936

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, 35, 36, 39, 40, 41, 42, 45, 48, 49, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 82, 84, 90, 91, 98, 104, 105, 108, 112, 117, 120, 123, 126, 130, 135, 140, 144, 147, 156, 162, 164, 168, 180, 182, 189, 195, 196, 205, 208, 210, 216, 234, 240, 243, 245, 246, 252, 260, 270, 273, 280, 287, 294, 312, 315, 324, 328, 336, 351, 360, 364, 369, 378, 390, 392, 405, 410, 420, 432, 441, 455, 468, 486, 490, 492, 504, 520, 533, 540, 546, 560, 567, 574, 585, 588, 615, 624, 630, 637, 648, 656, 702, 720, 728, 735, 738, 756, 780, 784, 810, 819, 820, 840, 861, 882, 910, 936, 945, 972, 980, 984, 1008, 1040, 1053, 1066, 1080, 1092, 1107, 1134, 1148, 1170, 1176, 1215, 1230, 1260, 1274, 1296, 1323, 1365, 1404, 1435, 1456, 1470, 1476, 1512, 1560, 1599, 1620, 1638, 1640, 1680, 1681, 1701, 1722, 1755, 1764, 1820, 1845, 1872, 1890, 1911, 1944, 1960, 1968, 2009, 2106, 2132, 2160, 2184, 2205, 2214, 2268, 2296, 2340, 2352, 2430, 2457, 2460, 2520, 2548, 2583, 2646, 2665, 2730, 2808, 2835, 2870, 2940, 2952, 3024, 3120, 3159, 3185, 3198, 3240, 3276, 3280, 3321, 3362, 3402, 3444, 3510, 3528, 3640, 3690, 3731, 3780, 3822, 3888, 3920, 3969, 4018, 4095, 4212, 4264, 4305, 4368, 4410, 4428, 4536, 4592, 4680, 4797, 4860, 4914, 4920, 5040, 5043, 5096, 5166, 5265, 5292, 5330, 5460, 5535, 5616, 5670, 5733, 5740, 5880, 5904, 6027, 6318, 6370, 6396, 6480, 6552, 6615, 6642, 6724, 6804, 6888, 7020, 7056, 7280, 7371, 7380, 7462, 7560, 7644, 7749, 7938, 7995, 8036, 8190, 8405, 8424, 8505, 8528, 8610, 8820, 8856, 9072, 9360, 9555, 9594, 9720, 9828, 9840, 9963, 10045, 10086, 10192, 10332, 10530, 10584, 10660, 10920, 11070, 11193, 11340, 11466, 11480, 11760, 11767, 11907, 12054, 12285, 12636, 12740, 12792, 12915, 13104, 13230, 13284, 13448, 13608, 13776, 14040, 14391, 14742, 14760, 14924, 15120, 15129, 15288, 15498, 15795, 15876, 15990, 16072, 16380, 16605, 16810, 16848, 17010, 17199, 17220, 17640, 17712, 18081, 18655, 19110, 19188, 19440, 19656, 19845, 19926, 20090, 20172, 20664, 21060, 21168, 21320, 21840, 21853, 22113, 22140, 22386, 22680, 22932, 22960, 23247, 23534, 23814, 23985, 24108, 24570, 25215, 25272, 25480, 25584, 25830, 26117, 26460, 26568, 26896, 27216, 28080, 28665, 28782, 29484, 29520, 29848, 30135, 30258, 30576, 30996, 31590, 31752, 31980, 32144, 32760, 33210, 33579, 33620, 34020, 34398, 34440, 35280, 35301, 36162, 36855, 37310, 38220, 38376, 38745, 39312, 39690, 39852, 40180, 40344, 41328, 42120, 42640, 43173, 43706, 44226, 44280, 44772, 45360, 45387, 45864, 46494, 47068, 47628, 47970, 48216, 49140, 49815, 50430, 50544, 50960, 51597, 51660, 52234, 52920, 53136, 54243, 55965, 57330, 57564, 58835, 58968, 59535, 59696, 60270, 60516, 61992, 63180, 63504, 63960, 65520, 65559, 66420, 67158, 67240, 68040, 68796, 68880, 69741, 70602, 71955, 72324, 73710, 74620, 75645, 76440, 76752, 77490, 78351, 79380, 79704, 80360, 80688, 82369, 84240, 85995, 86346, 87412, 88452, 88560, 89544, 90405, 90774, 91728, 92988, 94136, 95256, 95940, 96432, 98280, 99630, 100737, 100860, 103194, 103320, 104468, 105840, 105903, 108486, 109265, 110565, 111930, 114660, 115128, 116235, 117670, 117936, 119070, 120540, 121032, 123984, 126360, 127920, 129519, 130585, 131118, 132840, 134316, 134480, 136080, 136161, 137592, 139482, 141204, 143910, 144648, 147420, 149240, 151290, 152880, 152971, 154791, 154980, 156702, 158760, 159408, 160720, 162729, 164738, 167895, 171990, 172692, 174824, 176505, 176904, 179088, 180810, 181548, 185976, 188272, 190512, 191880, 196560, 196677, 199260, 201474, 201720, 206388, 206640, 208936, 211806, 215865, 216972, 218530, 221130, 223860, 226935, 229320, 230256, 232470, 235053, 235340, 238140, 241080, 242064, 247107, 252720, 257985, 259038, 261170, 262236, 265680, 268632, 271215, 272322, 275184, 278964, 282408, 287820, 289296, 294840, 298480, 302211, 302580, 305942, 309582, 309960, 313404, 317520, 317709, 325458, 327795, 329476, 335790, 343980, 345384, 348705, 349648, 353010, 353808, 361620, 363096, 371952, 383760, 391755, 393354, 398520, 402948, 403440, 408483, 411845, 412776, 417872, 423612, 431730, 433944, 437060, 442260, 447720, 453870, 458640, 458913, 464940, 470106, 470680, 476280, 482160, 488187, 494214, 503685, 515970, 518076, 522340, 524472, 529515, 537264, 542430, 544644, 557928, 564816, 575640, 589680, 590031, 604422, 605160, 611884, 619164, 619920, 626808, 635418, 647595, 650916, 655590, 658952, 671580, 680805, 687960, 690768, 697410, 705159, 706020, 723240, 726192, 741321, 764855, 773955, 783510, 786708, 797040, 805896, 813645, 816966, 823690, 825552, 847224, 863460, 867888, 874120, 884520, 895440, 906633, 907740, 917826, 929880, 940212, 941360, 952560, 953127, 976374, 983385, 988428, 1007370, 1031940, 1036152, 1044680, 1048944, 1059030, 1070797, 1084860, 1089288, 1115856, 1151280, 1175265, 1180062, 1208844, 1210320, 1223768, 1235535, 1238328, 1253616, 1270836, 1295190, 1301832, 1311180, 1317904, 1343160, 1361610, 1375920, 1376739, 1394820, 1410318, 1412040, 1446480, 1482642, 1511055, 1529710, 1547910, 1567020, 1573416, 1588545, 1611792, 1627290, 1633932, 1647380, 1694448, 1726920, 1748240, 1769040, 1770093, 1813266, 1815480, 1835652, 1859760, 1880424, 1906254, 1952748, 1966770, 1976856, 2014740, 2042415, 2063880, 2072304, 2089360, 2115477, 2118060, 2141594, 2169720, 2178576, 2223963, 2294565, 2350530, 2360124, 2417688, 2440935, 2447536, 2471070, 2476656, 2541672, 2590380, 2603664, 2622360, 2686320, 2723220, 2753478, 2789640, 2820636, 2824080, 2859381, 2950155, 2965284, 3022110, 3059420, 3095820, 3134040, 3146832, 3177090, 3212391, 3254580, 3267864, 3294760, 3453840, 3525795, 3540186, 3626532, 3630960, 3671304, 3706605, 3760848, 3812508, 3905496, 3933540, 3953712, 4029480, 4084830, 4127760, 4130217, 4230954, 4236120, 4283188, 4339440, 4447926, 4533165, 4589130, 4701060, 4720248, 4765635, 4835376, 4881870, 4942140, 5083344, 5180760, 5244720, 5310279, 5353985, 5446440, 5506956, 5579280, 5641272, 5718762, 5900310, 5930568, 6044220, 6118840, 6191640, 6268080, 6346431, 6354180, 6424782, 6509160, 6535728, 6589520, 6671889, 6883695, 7051590, 7080372, 7253064, 7342608, 7413210, 7625016, 7810992, 7867080, 8058960, 8169660, 8260434, 8461908, 8472240, 8566376, 8850465, 8895852, 9066330, 9178260, 9402120, 9440496, 9531270, 9637173, 9763740, 9884280, 10361520, 10577385, 10620558, 10707970, 10892880, 11013912, 11119815, 11282544, 11437524, 11800620, 11861136, 12088440, 12237680, 12383280, 12390651, 12692862, 12708360, 12849564, 13018320, 13343778, 13767390, 14103180, 14160744, 14296905, 14506128, 14826420, 15250032, 15734160, 16061955, 16339320, 16520868, 16923816, 17132752, 17700930, 17791704, 18132660, 18356520, 18804240, 19062540, 19274346, 19527480, 19768560, 20015667, 20651085, 21154770, 21241116, 21415940, 22027824, 22239630, 22875048, 23601240, 24176880, 24781302, 25385724, 25416720, 25699128, 26551395, 26687556, 27534780, 28206360, 28321488, 28593810, 28911519, 29652840, 31732155, 32123910, 32678640, 33041736, 33359445, 33847632, 35401860, 35583408, 36265320, 36713040, 37171953, 38125080, 38548692, 39054960, 40031334, 41302170, 42309540, 42482232, 42831880, 44479260, 45750096, 47202480, 48185865, 49562604, 50771448, 51398256, 53102790, 53375112, 55069560, 56412720, 57187620, 57823038, 59305680, 61953255, 63464310, 64247820, 66083472, 66718890, 70803720, 72530640, 74343906, 76250160, 77097384, 80062668, 82604340, 84619080, 84964464, 85663760, 86734557, 88958520, 96371730, 99125208, 100078335, 101542896, 106205580, 106750224, 110139120, 114375240, 115646076, 123906510, 126928620, 128495640, 133437780, 141607440, 144557595, 148687812, 154194768, 160125336, 165208680, 169238160, 173469114, 177917040, 185859765, 192743460, 198250416, 200156670, 212411160, 228750480, 231292152, 247813020, 253857240, 256991280, 260203671, 266875560, 289115190, 297375624, 320250672, 330417360, 346938228, 371719530, 385486920, 400313340, 424822320, 433672785, 462584304, 495626040, 507714480, 520407342, 533751120, 578230380, 594751248, 693876456, 743439060, 770973840, 800626680, 867345570, 991252080, 1040814684, 1156460760, 1301018355, 1387752912, 1486878120, 1601253360, 1734691140, 2081629368, 2312921520, 2602036710, 2973756240, 3469382280, 4163258736, 5204073420, 6938764560, 10408146840, 20816293680]

約数ペア:

[(1, 20816293680), (2, 10408146840), (3, 6938764560), (4, 5204073420), (5, 4163258736), (6, 3469382280), (7, 2973756240), (8, 2602036710), (9, 2312921520), (10, 2081629368), (12, 1734691140), (13, 1601253360), (14, 1486878120), (15, 1387752912), (16, 1301018355), (18, 1156460760), (20, 1040814684), (21, 991252080), (24, 867345570), (26, 800626680), (27, 770973840), (28, 743439060), (30, 693876456), (35, 594751248), (36, 578230380), (39, 533751120), (40, 520407342), (41, 507714480), (42, 495626040), (45, 462584304), (48, 433672785), (49, 424822320), (52, 400313340), (54, 385486920), (56, 371719530), (60, 346938228), (63, 330417360), (65, 320250672), (70, 297375624), (72, 289115190), (78, 266875560), (80, 260203671), (81, 256991280), (82, 253857240), (84, 247813020), (90, 231292152), (91, 228750480), (98, 212411160), (104, 200156670), (105, 198250416), (108, 192743460), (112, 185859765), (117, 177917040), (120, 173469114), (123, 169238160), (126, 165208680), (130, 160125336), (135, 154194768), (140, 148687812), (144, 144557595), (147, 141607440), (156, 133437780), (162, 128495640), (164, 126928620), (168, 123906510), (180, 115646076), (182, 114375240), (189, 110139120), (195, 106750224), (196, 106205580), (205, 101542896), (208, 100078335), (210, 99125208), (216, 96371730), (234, 88958520), (240, 86734557), (243, 85663760), (245, 84964464), (246, 84619080), (252, 82604340), (260, 80062668), (270, 77097384), (273, 76250160), (280, 74343906), (287, 72530640), (294, 70803720), (312, 66718890), (315, 66083472), (324, 64247820), (328, 63464310), (336, 61953255), (351, 59305680), (360, 57823038), (364, 57187620), (369, 56412720), (378, 55069560), (390, 53375112), (392, 53102790), (405, 51398256), (410, 50771448), (420, 49562604), (432, 48185865), (441, 47202480), (455, 45750096), (468, 44479260), (486, 42831880), (490, 42482232), (492, 42309540), (504, 41302170), (520, 40031334), (533, 39054960), (540, 38548692), (546, 38125080), (560, 37171953), (567, 36713040), (574, 36265320), (585, 35583408), (588, 35401860), (615, 33847632), (624, 33359445), (630, 33041736), (637, 32678640), (648, 32123910), (656, 31732155), (702, 29652840), (720, 28911519), (728, 28593810), (735, 28321488), (738, 28206360), (756, 27534780), (780, 26687556), (784, 26551395), (810, 25699128), (819, 25416720), (820, 25385724), (840, 24781302), (861, 24176880), (882, 23601240), (910, 22875048), (936, 22239630), (945, 22027824), (972, 21415940), (980, 21241116), (984, 21154770), (1008, 20651085), (1040, 20015667), (1053, 19768560), (1066, 19527480), (1080, 19274346), (1092, 19062540), (1107, 18804240), (1134, 18356520), (1148, 18132660), (1170, 17791704), (1176, 17700930), (1215, 17132752), (1230, 16923816), (1260, 16520868), (1274, 16339320), (1296, 16061955), (1323, 15734160), (1365, 15250032), (1404, 14826420), (1435, 14506128), (1456, 14296905), (1470, 14160744), (1476, 14103180), (1512, 13767390), (1560, 13343778), (1599, 13018320), (1620, 12849564), (1638, 12708360), (1640, 12692862), (1680, 12390651), (1681, 12383280), (1701, 12237680), (1722, 12088440), (1755, 11861136), (1764, 11800620), (1820, 11437524), (1845, 11282544), (1872, 11119815), (1890, 11013912), (1911, 10892880), (1944, 10707970), (1960, 10620558), (1968, 10577385), (2009, 10361520), (2106, 9884280), (2132, 9763740), (2160, 9637173), (2184, 9531270), (2205, 9440496), (2214, 9402120), (2268, 9178260), (2296, 9066330), (2340, 8895852), (2352, 8850465), (2430, 8566376), (2457, 8472240), (2460, 8461908), (2520, 8260434), (2548, 8169660), (2583, 8058960), (2646, 7867080), (2665, 7810992), (2730, 7625016), (2808, 7413210), (2835, 7342608), (2870, 7253064), (2940, 7080372), (2952, 7051590), (3024, 6883695), (3120, 6671889), (3159, 6589520), (3185, 6535728), (3198, 6509160), (3240, 6424782), (3276, 6354180), (3280, 6346431), (3321, 6268080), (3362, 6191640), (3402, 6118840), (3444, 6044220), (3510, 5930568), (3528, 5900310), (3640, 5718762), (3690, 5641272), (3731, 5579280), (3780, 5506956), (3822, 5446440), (3888, 5353985), (3920, 5310279), (3969, 5244720), (4018, 5180760), (4095, 5083344), (4212, 4942140), (4264, 4881870), (4305, 4835376), (4368, 4765635), (4410, 4720248), (4428, 4701060), (4536, 4589130), (4592, 4533165), (4680, 4447926), (4797, 4339440), (4860, 4283188), (4914, 4236120), (4920, 4230954), (5040, 4130217), (5043, 4127760), (5096, 4084830), (5166, 4029480), (5265, 3953712), (5292, 3933540), (5330, 3905496), (5460, 3812508), (5535, 3760848), (5616, 3706605), (5670, 3671304), (5733, 3630960), (5740, 3626532), (5880, 3540186), (5904, 3525795), (6027, 3453840), (6318, 3294760), (6370, 3267864), (6396, 3254580), (6480, 3212391), (6552, 3177090), (6615, 3146832), (6642, 3134040), (6724, 3095820), (6804, 3059420), (6888, 3022110), (7020, 2965284), (7056, 2950155), (7280, 2859381), (7371, 2824080), (7380, 2820636), (7462, 2789640), (7560, 2753478), (7644, 2723220), (7749, 2686320), (7938, 2622360), (7995, 2603664), (8036, 2590380), (8190, 2541672), (8405, 2476656), (8424, 2471070), (8505, 2447536), (8528, 2440935), (8610, 2417688), (8820, 2360124), (8856, 2350530), (9072, 2294565), (9360, 2223963), (9555, 2178576), (9594, 2169720), (9720, 2141594), (9828, 2118060), (9840, 2115477), (9963, 2089360), (10045, 2072304), (10086, 2063880), (10192, 2042415), (10332, 2014740), (10530, 1976856), (10584, 1966770), (10660, 1952748), (10920, 1906254), (11070, 1880424), (11193, 1859760), (11340, 1835652), (11466, 1815480), (11480, 1813266), (11760, 1770093), (11767, 1769040), (11907, 1748240), (12054, 1726920), (12285, 1694448), (12636, 1647380), (12740, 1633932), (12792, 1627290), (12915, 1611792), (13104, 1588545), (13230, 1573416), (13284, 1567020), (13448, 1547910), (13608, 1529710), (13776, 1511055), (14040, 1482642), (14391, 1446480), (14742, 1412040), (14760, 1410318), (14924, 1394820), (15120, 1376739), (15129, 1375920), (15288, 1361610), (15498, 1343160), (15795, 1317904), (15876, 1311180), (15990, 1301832), (16072, 1295190), (16380, 1270836), (16605, 1253616), (16810, 1238328), (16848, 1235535), (17010, 1223768), (17199, 1210320), (17220, 1208844), (17640, 1180062), (17712, 1175265), (18081, 1151280), (18655, 1115856), (19110, 1089288), (19188, 1084860), (19440, 1070797), (19656, 1059030), (19845, 1048944), (19926, 1044680), (20090, 1036152), (20172, 1031940), (20664, 1007370), (21060, 988428), (21168, 983385), (21320, 976374), (21840, 953127), (21853, 952560), (22113, 941360), (22140, 940212), (22386, 929880), (22680, 917826), (22932, 907740), (22960, 906633), (23247, 895440), (23534, 884520), (23814, 874120), (23985, 867888), (24108, 863460), (24570, 847224), (25215, 825552), (25272, 823690), (25480, 816966), (25584, 813645), (25830, 805896), (26117, 797040), (26460, 786708), (26568, 783510), (26896, 773955), (27216, 764855), (28080, 741321), (28665, 726192), (28782, 723240), (29484, 706020), (29520, 705159), (29848, 697410), (30135, 690768), (30258, 687960), (30576, 680805), (30996, 671580), (31590, 658952), 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