20654376606720

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{155473}}^1$

素因数の和:155569

約数の個数: 528

約数和(自身を含む): 75846597852960

約数和(自身を除く): 55192221246240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 512, 540, 558, 576, 620, 640, 720, 744, 768, 837, 864, 930, 960, 961, 992, 1024, 1080, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1674, 1728, 1860, 1920, 1922, 1984, 2160, 2232, 2304, 2480, 2560, 2790, 2880, 2883, 2976, 3072, 3348, 3456, 3720, 3840, 3844, 3968, 4185, 4320, 4464, 4608, 4805, 4960, 5120, 5580, 5760, 5766, 5952, 6696, 6912, 7440, 7680, 7688, 7936, 8370, 8640, 8649, 8928, 9216, 9610, 9920, 11160, 11520, 11532, 11904, 13392, 13824, 14415, 14880, 15360, 15376, 15872, 16740, 17280, 17298, 17856, 19220, 19840, 22320, 23040, 23064, 23808, 25947, 26784, 27648, 28830, 29760, 30752, 31744, 33480, 34560, 34596, 35712, 38440, 39680, 43245, 44640, 46080, 46128, 47616, 51894, 53568, 57660, 59520, 61504, 66960, 69120, 69192, 71424, 76880, 79360, 86490, 89280, 92256, 95232, 103788, 107136, 115320, 119040, 123008, 129735, 133920, 138240, 138384, 142848, 153760, 155473, 158720, 172980, 178560, 184512, 207576, 214272, 230640, 238080, 246016, 259470, 267840, 276768, 285696, 307520, 310946, 345960, 357120, 369024, 415152, 428544, 461280, 466419, 476160, 492032, 518940, 535680, 553536, 615040, 621892, 691920, 714240, 738048, 777365, 830304, 857088, 922560, 932838, 984064, 1037880, 1071360, 1107072, 1230080, 1243784, 1383840, 1399257, 1428480, 1476096, 1554730, 1660608, 1845120, 1865676, 2075760, 2142720, 2214144, 2332095, 2460160, 2487568, 2767680, 2798514, 2952192, 3109460, 3321216, 3690240, 3731352, 4151520, 4197771, 4285440, 4428288, 4664190, 4819663, 4920320, 4975136, 5535360, 5597028, 6218920, 6642432, 6996285, 7380480, 7462704, 8303040, 8395542, 8856576, 9328380, 9639326, 9950272, 11070720, 11194056, 12437840, 13284864, 13992570, 14458989, 14760960, 14925408, 16606080, 16791084, 18656760, 19278652, 19900544, 20988855, 22141440, 22388112, 24098315, 24875680, 26569728, 27985140, 28917978, 29850816, 33212160, 33582168, 37313520, 38557304, 39801088, 41977710, 43376967, 44282880, 44776224, 48196630, 49751360, 55970280, 57835956, 59701632, 66424320, 67164336, 72294945, 74627040, 77114608, 79602176, 83955420, 86753934, 89552448, 96393260, 99502720, 111940560, 115671912, 119403264, 130130901, 132848640, 134328672, 144589890, 149254080, 149409553, 154229216, 159204352, 167910840, 173507868, 179104896, 192786520, 199005440, 216884835, 223881120, 231343824, 238806528, 260261802, 268657344, 289179780, 298508160, 298819106, 308458432, 335821680, 347015736, 358209792, 385573040, 398010880, 433769670, 447762240, 448228659, 462687648, 477613056, 520523604, 537314688, 578359560, 597016320, 597638212, 616916864, 650654505, 671643360, 694031472, 716419584, 747047765, 771146080, 796021760, 867539340, 895524480, 896457318, 925375296, 1041047208, 1074629376, 1156719120, 1194032640, 1195276424, 1233833728, 1301309010, 1343286720, 1344685977, 1388062944, 1432839168, 1494095530, 1542292160, 1735078680, 1791048960, 1792914636, 1850750592, 2082094416, 2149258752, 2241143295, 2313438240, 2388065280, 2390552848, 2467667456, 2602618020, 2686573440, 2689371954, 2776125888, 2988191060, 3084584320, 3470157360, 3582097920, 3585829272, 3701501184, 4034057931, 4164188832, 4298517504, 4482286590, 4626876480, 4781105696, 4935334912, 5205236040, 5373146880, 5378743908, 5552251776, 5976382120, 6169168640, 6723429885, 6940314720, 7164195840, 7171658544, 7403002368, 8068115862, 8328377664, 8964573180, 9253752960, 9562211392, 10410472080, 10746293760, 10757487816, 11104503552, 11952764240, 12338337280, 13446859770, 13880629440, 14343317088, 14806004736, 16136231724, 16656755328, 17929146360, 18507505920, 19124422784, 20170289655, 20820944160, 21492587520, 21514975632, 22209007104, 23905528480, 24676674560, 26893719540, 27761258880, 28686634176, 32272463448, 33313510656, 35858292720, 37015011840, 38248845568, 40340579310, 41641888320, 43029951264, 44418014208, 47811056960, 53787439080, 55522517760, 57373268352, 64544926896, 66627021312, 71716585440, 74030023680, 76497691136, 80681158620, 83283776640, 86059902528, 95622113920, 107574878160, 111045035520, 114746536704, 129089853792, 133254042624, 143433170880, 152995382272, 161362317240, 166567553280, 172119805056, 191244227840, 215149756320, 222090071040, 229493073408, 258179707584, 286866341760, 322724634480, 333135106560, 344239610112, 382488455680, 430299512640, 458986146816, 516359415168, 573732683520, 645449268960, 666270213120, 688479220224, 764976911360, 860599025280, 1032718830336, 1147465367040, 1290898537920, 1376958440448, 1721198050560, 2065437660672, 2294930734080, 2581797075840, 3442396101120, 4130875321344, 5163594151680, 6884792202240, 10327188303360, 20654376606720]

約数ペア:

[(1, 20654376606720), (2, 10327188303360), (3, 6884792202240), (4, 5163594151680), (5, 4130875321344), (6, 3442396101120), (8, 2581797075840), (9, 2294930734080), (10, 2065437660672), (12, 1721198050560), (15, 1376958440448), (16, 1290898537920), (18, 1147465367040), (20, 1032718830336), (24, 860599025280), (27, 764976911360), (30, 688479220224), (31, 666270213120), (32, 645449268960), (36, 573732683520), (40, 516359415168), (45, 458986146816), (48, 430299512640), (54, 382488455680), (60, 344239610112), (62, 333135106560), (64, 322724634480), (72, 286866341760), (80, 258179707584), (90, 229493073408), (93, 222090071040), (96, 215149756320), (108, 191244227840), (120, 172119805056), (124, 166567553280), (128, 161362317240), (135, 152995382272), (144, 143433170880), (155, 133254042624), (160, 129089853792), (180, 114746536704), (186, 111045035520), (192, 107574878160), (216, 95622113920), (240, 86059902528), (248, 83283776640), (256, 80681158620), (270, 76497691136), (279, 74030023680), (288, 71716585440), (310, 66627021312), (320, 64544926896), (360, 57373268352), (372, 55522517760), (384, 53787439080), (432, 47811056960), (465, 44418014208), (480, 43029951264), (496, 41641888320), (512, 40340579310), (540, 38248845568), (558, 37015011840), (576, 35858292720), (620, 33313510656), (640, 32272463448), (720, 28686634176), (744, 27761258880), (768, 26893719540), (837, 24676674560), (864, 23905528480), (930, 22209007104), (960, 21514975632), (961, 21492587520), (992, 20820944160), (1024, 20170289655), (1080, 19124422784), (1116, 18507505920), (1152, 17929146360), (1240, 16656755328), (1280, 16136231724), (1395, 14806004736), (1440, 14343317088), (1488, 13880629440), (1536, 13446859770), (1674, 12338337280), (1728, 11952764240), (1860, 11104503552), (1920, 10757487816), (1922, 10746293760), (1984, 10410472080), (2160, 9562211392), (2232, 9253752960), (2304, 8964573180), (2480, 8328377664), (2560, 8068115862), (2790, 7403002368), (2880, 7171658544), (2883, 7164195840), (2976, 6940314720), (3072, 6723429885), (3348, 6169168640), (3456, 5976382120), (3720, 5552251776), (3840, 5378743908), (3844, 5373146880), (3968, 5205236040), (4185, 4935334912), (4320, 4781105696), (4464, 4626876480), (4608, 4482286590), (4805, 4298517504), (4960, 4164188832), (5120, 4034057931), (5580, 3701501184), (5760, 3585829272), (5766, 3582097920), (5952, 3470157360), (6696, 3084584320), (6912, 2988191060), (7440, 2776125888), (7680, 2689371954), (7688, 2686573440), (7936, 2602618020), (8370, 2467667456), (8640, 2390552848), (8649, 2388065280), (8928, 2313438240), (9216, 2241143295), (9610, 2149258752), (9920, 2082094416), (11160, 1850750592), (11520, 1792914636), (11532, 1791048960), (11904, 1735078680), (13392, 1542292160), (13824, 1494095530), (14415, 1432839168), (14880, 1388062944), (15360, 1344685977), (15376, 1343286720), (15872, 1301309010), (16740, 1233833728), (17280, 1195276424), (17298, 1194032640), (17856, 1156719120), (19220, 1074629376), (19840, 1041047208), (22320, 925375296), (23040, 896457318), (23064, 895524480), (23808, 867539340), (25947, 796021760), (26784, 771146080), (27648, 747047765), (28830, 716419584), (29760, 694031472), (30752, 671643360), (31744, 650654505), (33480, 616916864), (34560, 597638212), (34596, 597016320), (35712, 578359560), (38440, 537314688), (39680, 520523604), (43245, 477613056), (44640, 462687648), (46080, 448228659), (46128, 447762240), (47616, 433769670), (51894, 398010880), (53568, 385573040), (57660, 358209792), (59520, 347015736), (61504, 335821680), (66960, 308458432), (69120, 298819106), (69192, 298508160), (71424, 289179780), (76880, 268657344), (79360, 260261802), (86490, 238806528), (89280, 231343824), (92256, 223881120), (95232, 216884835), (103788, 199005440), (107136, 192786520), (115320, 179104896), (119040, 173507868), (123008, 167910840), (129735, 159204352), (133920, 154229216), (138240, 149409553), (138384, 149254080), (142848, 144589890), (153760, 134328672), (155473, 132848640), (158720, 130130901), (172980, 119403264), (178560, 115671912), (184512, 111940560), (207576, 99502720), (214272, 96393260), (230640, 89552448), (238080, 86753934), (246016, 83955420), (259470, 79602176), (267840, 77114608), (276768, 74627040), (285696, 72294945), (307520, 67164336), (310946, 66424320), (345960, 59701632), (357120, 57835956), (369024, 55970280), (415152, 49751360), (428544, 48196630), (461280, 44776224), (466419, 44282880), (476160, 43376967), (492032, 41977710), (518940, 39801088), (535680, 38557304), (553536, 37313520), (615040, 33582168), (621892, 33212160), (691920, 29850816), (714240, 28917978), (738048, 27985140), (777365, 26569728), (830304, 24875680), (857088, 24098315), (922560, 22388112), (932838, 22141440), (984064, 20988855), (1037880, 19900544), (1071360, 19278652), (1107072, 18656760), (1230080, 16791084), (1243784, 16606080), (1383840, 14925408), (1399257, 14760960), (1428480, 14458989), (1476096, 13992570), (1554730, 13284864), (1660608, 12437840), (1845120, 11194056), (1865676, 11070720), (2075760, 9950272), (2142720, 9639326), (2214144, 9328380), (2332095, 8856576), (2460160, 8395542), (2487568, 8303040), (2767680, 7462704), (2798514, 7380480), (2952192, 6996285), (3109460, 6642432), (3321216, 6218920), (3690240, 5597028), (3731352, 5535360), (4151520, 4975136), (4197771, 4920320), (4285440, 4819663), (4428288, 4664190)]