20320162560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 864

約数和(自身を含む): 80812892160

約数和(自身を除く): 60492729600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 43, 45, 48, 51, 57, 60, 64, 68, 72, 76, 80, 85, 86, 90, 95, 96, 102, 114, 120, 127, 128, 129, 136, 144, 152, 153, 160, 170, 171, 172, 180, 190, 192, 204, 215, 228, 240, 254, 255, 256, 258, 272, 285, 288, 304, 306, 320, 323, 340, 342, 344, 360, 380, 381, 384, 387, 408, 430, 456, 480, 508, 510, 516, 544, 570, 576, 608, 612, 635, 640, 645, 646, 680, 684, 688, 720, 731, 760, 762, 765, 768, 774, 816, 817, 855, 860, 912, 960, 969, 1016, 1020, 1032, 1088, 1140, 1143, 1152, 1216, 1224, 1270, 1280, 1290, 1292, 1360, 1368, 1376, 1440, 1462, 1520, 1524, 1530, 1548, 1615, 1632, 1634, 1710, 1720, 1824, 1905, 1920, 1935, 1938, 2032, 2040, 2064, 2159, 2176, 2193, 2280, 2286, 2304, 2413, 2432, 2448, 2451, 2540, 2580, 2584, 2720, 2736, 2752, 2880, 2907, 2924, 3040, 3048, 3060, 3096, 3230, 3264, 3268, 3420, 3440, 3648, 3655, 3810, 3840, 3870, 3876, 4064, 4080, 4085, 4128, 4318, 4352, 4386, 4560, 4572, 4826, 4845, 4864, 4896, 4902, 5080, 5160, 5168, 5440, 5461, 5472, 5504, 5715, 5760, 5814, 5848, 6080, 6096, 6120, 6192, 6460, 6477, 6528, 6536, 6579, 6840, 6880, 7239, 7296, 7310, 7353, 7620, 7740, 7752, 8128, 8160, 8170, 8256, 8636, 8772, 9120, 9144, 9652, 9690, 9792, 9804, 10160, 10320, 10336, 10795, 10880, 10922, 10944, 10965, 11008, 11430, 11520, 11628, 11696, 12065, 12160, 12192, 12240, 12255, 12384, 12920, 12954, 13056, 13072, 13158, 13680, 13760, 13889, 14478, 14535, 14592, 14620, 14706, 15240, 15480, 15504, 16256, 16320, 16340, 16383, 16512, 17272, 17544, 18240, 18288, 19304, 19380, 19431, 19584, 19608, 20320, 20640, 20672, 21590, 21717, 21760, 21844, 21888, 21930, 22860, 23256, 23392, 24130, 24320, 24384, 24480, 24510, 24768, 25840, 25908, 26144, 26316, 27305, 27360, 27520, 27778, 28956, 29070, 29240, 29412, 30480, 30960, 31008, 32385, 32512, 32640, 32680, 32766, 32895, 33024, 34544, 35088, 36195, 36480, 36576, 36765, 38608, 38760, 38862, 39168, 39216, 40640, 41021, 41280, 41344, 41667, 43180, 43434, 43688, 43776, 43860, 45720, 46512, 46784, 48260, 48768, 48960, 49020, 49149, 49536, 51680, 51816, 52288, 52632, 54610, 54720, 55040, 55556, 57912, 58140, 58480, 58824, 60960, 61920, 62016, 64770, 65280, 65360, 65532, 65790, 69088, 69445, 70176, 72390, 72960, 73152, 73530, 77216, 77520, 77724, 78432, 81280, 81915, 82042, 82560, 82688, 83334, 86360, 86868, 87376, 87720, 91440, 92837, 93024, 93568, 96520, 97155, 97536, 97920, 98040, 98298, 99072, 103360, 103632, 103759, 104576, 105264, 108585, 109220, 109440, 111112, 115824, 116280, 116960, 117648, 121920, 123063, 123840, 124032, 125001, 129540, 130720, 131064, 131580, 138176, 138890, 140352, 144780, 146304, 147060, 154432, 155040, 155448, 156864, 162560, 163830, 164084, 165120, 166668, 172720, 173736, 174752, 175440, 182880, 185674, 186048, 187136, 193040, 194310, 195840, 196080, 196596, 205105, 206720, 207264, 207518, 208335, 209152, 210528, 217170, 218440, 218880, 222224, 231648, 232560, 233920, 235296, 243840, 245745, 246126, 247680, 248064, 250002, 259080, 261440, 262128, 263160, 276352, 277780, 278511, 280704, 289560, 292608, 294120, 308864, 310080, 310896, 311277, 313728, 327660, 328168, 333336, 345440, 347472, 349504, 350880, 365760, 369189, 371348, 372096, 386080, 388620, 392160, 393192, 410210, 413440, 414528, 415036, 416670, 421056, 434340, 436880, 444448, 463296, 464185, 465120, 467840, 470592, 487680, 491490, 492252, 495360, 500004, 518160, 518795, 522880, 524256, 526320, 552704, 555560, 557022, 561408, 579120, 588240, 615315, 617728, 620160, 621792, 622554, 625005, 627456, 655320, 656336, 666672, 690880, 694944, 699008, 701760, 731520, 738378, 742696, 744192, 772160, 777240, 784320, 786384, 820420, 829056, 830072, 833340, 835533, 842112, 868680, 873760, 888896, 926592, 928370, 930240, 933831, 935680, 941184, 982980, 984504, 1000008, 1036320, 1037590, 1045760, 1048512, 1052640, 1111120, 1114044, 1158240, 1176480, 1230630, 1240320, 1243584, 1245108, 1250010, 1310640, 1312672, 1333344, 1381760, 1389888, 1392555, 1398016, 1403520, 1463040, 1476756, 1485392, 1544320, 1554480, 1556385, 1568640, 1572768, 1640840, 1658112, 1660144, 1666680, 1671066, 1684224, 1737360, 1747520, 1763903, 1777792, 1845945, 1853184, 1856740, 1860480, 1867662, 1882368, 1965960, 1969008, 2000016, 2072640, 2075180, 2097024, 2105280, 2222240, 2228088, 2316480, 2352960, 2461260, 2487168, 2490216, 2500020, 2621280, 2625344, 2666688, 2763520, 2779776, 2785110, 2807040, 2953512, 2970784, 3088640, 3108960, 3112770, 3137280, 3145536, 3281680, 3320288, 3333360, 3342132, 3474720, 3495040, 3527806, 3555584, 3691890, 3713480, 3720960, 3735324, 3931920, 3938016, 4000032, 4145280, 4150360, 4177665, 4194048, 4210560, 4444480, 4456176, 4632960, 4669155, 4705920, 4922520, 4974336, 4980432, 5000040, 5242560, 5250688, 5291709, 5333376, 5559552, 5570220, 5907024, 5941568, 6217920, 6225540, 6291072, 6563360, 6640576, 6666720, 6684264, 6949440, 6990080, 7055612, 7383780, 7426960, 7470648, 7863840, 7876032, 8000064, 8290560, 8300720, 8355330, 8421120, 8819515, 8888960, 8912352, 9265920, 9338310, 9411840, 9845040, 9960864, 10000080, 10485120, 10501376, 10583418, 10666752, 11140440, 11814048, 11883136, 12435840, 12451080, 12582144, 13126720, 13281152, 13333440, 13368528, 13898880, 14111224, 14767560, 14853920, 14941296, 15727680, 15752064, 15875127, 16000128, 16601440, 16710660, 17639030, 17777920, 17824704, 18676620, 19690080, 19921728, 20000160, 20970240, 21166836, 22280880, 23628096, 23766272, 24871680, 24902160, 26253440, 26458545, 26562304, 26666880, 26737056, 27797760, 28222448, 29535120, 29707840, 29882592, 31455360, 31504128, 31750254, 32000256, 33202880, 33421320, 35278060, 35649408, 37353240, 39380160, 39843456, 40000320, 42333672, 44561760, 47256192, 49804320, 52506880, 52917090, 53333760, 53474112, 56444896, 59070240, 59415680, 59765184, 62910720, 63500508, 66405760, 66842640, 70556120, 71298816, 74706480, 78760320, 79375635, 79686912, 80000640, 84667344, 89123520, 94512384, 99608640, 105834180, 106948224, 112889792, 118140480, 118831360, 119530368, 127001016, 132811520, 133685280, 141112240, 149412960, 157520640, 158751270, 160001280, 169334688, 178247040, 199217280, 211668360, 213896448, 225779584, 236280960, 239060736, 254002032, 267370560, 282224480, 298825920, 317502540, 338669376, 356494080, 398434560, 423336720, 451559168, 472561920, 508004064, 534741120, 564448960, 597651840, 635005080, 677338752, 846673440, 1016008128, 1069482240, 1128897920, 1195303680, 1270010160, 1354677504, 1693346880, 2032016256, 2257795840, 2540020320, 3386693760, 4064032512, 5080040640, 6773387520, 10160081280, 20320162560]

約数ペア:

[(1, 20320162560), (2, 10160081280), (3, 6773387520), (4, 5080040640), (5, 4064032512), (6, 3386693760), (8, 2540020320), (9, 2257795840), (10, 2032016256), (12, 1693346880), (15, 1354677504), (16, 1270010160), (17, 1195303680), (18, 1128897920), (19, 1069482240), (20, 1016008128), (24, 846673440), (30, 677338752), (32, 635005080), (34, 597651840), (36, 564448960), (38, 534741120), (40, 508004064), (43, 472561920), (45, 451559168), (48, 423336720), (51, 398434560), (57, 356494080), (60, 338669376), (64, 317502540), (68, 298825920), (72, 282224480), (76, 267370560), (80, 254002032), (85, 239060736), (86, 236280960), (90, 225779584), (95, 213896448), (96, 211668360), (102, 199217280), (114, 178247040), (120, 169334688), (127, 160001280), (128, 158751270), (129, 157520640), (136, 149412960), (144, 141112240), (152, 133685280), (153, 132811520), (160, 127001016), (170, 119530368), (171, 118831360), (172, 118140480), (180, 112889792), (190, 106948224), (192, 105834180), (204, 99608640), (215, 94512384), (228, 89123520), (240, 84667344), (254, 80000640), (255, 79686912), (256, 79375635), (258, 78760320), (272, 74706480), (285, 71298816), (288, 70556120), (304, 66842640), (306, 66405760), (320, 63500508), (323, 62910720), (340, 59765184), (342, 59415680), (344, 59070240), (360, 56444896), (380, 53474112), (381, 53333760), (384, 52917090), (387, 52506880), (408, 49804320), (430, 47256192), (456, 44561760), (480, 42333672), (508, 40000320), (510, 39843456), (516, 39380160), (544, 37353240), (570, 35649408), (576, 35278060), (608, 33421320), (612, 33202880), (635, 32000256), (640, 31750254), (645, 31504128), (646, 31455360), (680, 29882592), (684, 29707840), (688, 29535120), (720, 28222448), (731, 27797760), (760, 26737056), (762, 26666880), (765, 26562304), (768, 26458545), (774, 26253440), (816, 24902160), (817, 24871680), (855, 23766272), (860, 23628096), (912, 22280880), (960, 21166836), (969, 20970240), (1016, 20000160), (1020, 19921728), (1032, 19690080), (1088, 18676620), (1140, 17824704), (1143, 17777920), (1152, 17639030), (1216, 16710660), (1224, 16601440), (1270, 16000128), (1280, 15875127), (1290, 15752064), (1292, 15727680), (1360, 14941296), (1368, 14853920), (1376, 14767560), (1440, 14111224), (1462, 13898880), (1520, 13368528), (1524, 13333440), (1530, 13281152), (1548, 13126720), (1615, 12582144), (1632, 12451080), (1634, 12435840), (1710, 11883136), (1720, 11814048), (1824, 11140440), (1905, 10666752), (1920, 10583418), (1935, 10501376), (1938, 10485120), (2032, 10000080), (2040, 9960864), (2064, 9845040), (2159, 9411840), (2176, 9338310), (2193, 9265920), (2280, 8912352), (2286, 8888960), (2304, 8819515), (2413, 8421120), (2432, 8355330), (2448, 8300720), (2451, 8290560), (2540, 8000064), (2580, 7876032), (2584, 7863840), (2720, 7470648), (2736, 7426960), (2752, 7383780), (2880, 7055612), (2907, 6990080), (2924, 6949440), (3040, 6684264), (3048, 6666720), (3060, 6640576), (3096, 6563360), (3230, 6291072), (3264, 6225540), (3268, 6217920), (3420, 5941568), (3440, 5907024), (3648, 5570220), (3655, 5559552), (3810, 5333376), (3840, 5291709), (3870, 5250688), (3876, 5242560), (4064, 5000040), (4080, 4980432), (4085, 4974336), (4128, 4922520), (4318, 4705920), (4352, 4669155), (4386, 4632960), (4560, 4456176), (4572, 4444480), (4826, 4210560), (4845, 4194048), (4864, 4177665), (4896, 4150360), (4902, 4145280), (5080, 4000032), (5160, 3938016), (5168, 3931920), (5440, 3735324), (5461, 3720960), (5472, 3713480), (5504, 3691890), (5715, 3555584), (5760, 3527806), (5814, 3495040), (5848, 3474720), (6080, 3342132), (6096, 3333360), (6120, 3320288), (6192, 3281680), (6460, 3145536), (6477, 3137280), (6528, 3112770), (6536, 3108960), (6579, 3088640), (6840, 2970784), (6880, 2953512), (7239, 2807040), (7296, 2785110), (7310, 2779776), (7353, 2763520), (7620, 2666688), (7740, 2625344), (7752, 2621280), (8128, 2500020), (8160, 2490216), (8170, 2487168), (8256, 2461260), (8636, 2352960), (8772, 2316480), (9120, 2228088), (9144, 2222240), (9652, 2105280), (9690, 2097024), (9792, 2075180), (9804, 2072640), (10160, 2000016), (10320, 1969008), (10336, 1965960), (10795, 1882368), (10880, 1867662), (10922, 1860480), (10944, 1856740), (10965, 1853184), (11008, 1845945), (11430, 1777792), (11520, 1763903), (11628, 1747520), (11696, 1737360), (12065, 1684224), (12160, 1671066), (12192, 1666680), (12240, 1660144), (12255, 1658112), (12384, 1640840), (12920, 1572768), (12954, 1568640), (13056, 1556385), (13072, 1554480), (13158, 1544320), (13680, 1485392), (13760, 1476756), (13889, 1463040), (14478, 1403520), (14535, 1398016), (14592, 1392555), (14620, 1389888), (14706, 1381760), (15240, 1333344), (15480, 1312672), (15504, 1310640), (16256, 1250010), (16320, 1245108), (16340, 1243584), (16383, 1240320), (16512, 1230630), (17272, 1176480), (17544, 1158240), (18240, 1114044), (18288, 1111120), (19304, 1052640), (19380, 1048512), (19431, 1045760), (19584, 1037590), (19608, 1036320), (20320, 1000008), (20640, 984504), (20672, 982980), (21590, 941184), (21717, 935680), (21760, 933831), (21844, 930240), (21888, 928370), (21930, 926592), (22860, 888896), (23256, 873760), (23392, 868680), (24130, 842112), (24320, 835533), (24384, 833340), (24480, 830072), (24510, 829056), (24768, 820420), (25840, 786384), (25908, 784320), (26144, 777240), (26316, 772160), (27305, 744192), (27360, 742696), (27520, 738378), (27778, 731520), (28956, 701760), (29070, 699008), (29240, 694944), (29412, 690880), (30480, 666672), (30960, 656336), (31008, 655320), (32385, 627456), (32512, 625005), (32640, 622554), (32680, 621792), (32766, 620160), (32895, 617728), (33024, 615315), (34544, 588240), (35088, 579120), (36195, 561408), (36480, 557022), (36576, 555560), (36765, 552704), (38608, 526320), (38760, 524256), (38862, 522880), (39168, 518795), (39216, 518160), (40640, 500004), (41021, 495360), (41280, 492252), (41344, 491490), (41667, 487680), (43180, 470592), (43434, 467840), (43688, 465120), (43776, 464185), (43860, 463296), (45720, 444448), (46512, 436880), (46784, 434340), (48260, 421056), (48768, 416670), (48960, 415036), (49020, 414528), (49149, 413440), (49536, 410210), (51680, 393192), (51816, 392160), (52288, 388620), (52632, 386080), (54610, 372096), (54720, 371348), (55040, 369189), (55556, 365760), (57912, 350880), (58140, 349504), (58480, 347472), (58824, 345440), (60960, 333336), (61920, 328168), (62016, 327660), (64770, 313728), (65280, 311277), (65360, 310896), (65532, 310080), (65790, 308864), (69088, 294120), (69445, 292608), (70176, 289560), (72390, 280704), (72960, 278511), (73152, 277780), (73530, 276352), (77216, 263160), (77520, 262128), (77724, 261440), (78432, 259080), (81280, 250002), (81915, 248064), (82042, 247680), (82560, 246126), (82688, 245745), (83334, 243840), (86360, 235296), (86868, 233920), (87376, 232560), (87720, 231648), (91440, 222224), (92837, 218880), (93024, 218440), (93568, 217170), (96520, 210528), (97155, 209152), (97536, 208335), (97920, 207518), (98040, 207264), (98298, 206720), (99072, 205105), (103360, 196596), (103632, 196080), (103759, 195840), (104576, 194310), (105264, 193040), (108585, 187136), (109220, 186048), (109440, 185674), (111112, 182880), (115824, 175440), (116280, 174752), (116960, 173736), (117648, 172720), (121920, 166668), (123063, 165120), (123840, 164084), (124032, 163830), (125001, 162560), (129540, 156864), (130720, 155448), (131064, 155040), (131580, 154432), (138176, 147060), (138890, 146304), (140352, 144780)]