20405649600

素因数分解:

$2^6\times 3^4\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 840

約数和(自身を含む): 87074093568

約数和(自身を除く): 66668443968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 81, 83, 84, 90, 96, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 160, 162, 166, 168, 175, 180, 189, 192, 200, 210, 216, 224, 225, 240, 249, 252, 270, 271, 280, 288, 300, 315, 320, 324, 332, 336, 350, 360, 378, 400, 405, 415, 420, 432, 448, 450, 480, 498, 504, 525, 540, 542, 560, 567, 576, 581, 600, 630, 648, 664, 672, 675, 700, 720, 747, 756, 800, 810, 813, 830, 840, 864, 900, 945, 960, 996, 1008, 1050, 1080, 1084, 1120, 1134, 1162, 1200, 1245, 1260, 1296, 1328, 1344, 1350, 1355, 1400, 1440, 1494, 1512, 1575, 1600, 1620, 1626, 1660, 1680, 1728, 1743, 1800, 1890, 1897, 1992, 2016, 2025, 2075, 2100, 2160, 2168, 2240, 2241, 2268, 2324, 2400, 2439, 2490, 2520, 2592, 2656, 2700, 2710, 2800, 2835, 2880, 2905, 2988, 3024, 3150, 3240, 3252, 3320, 3360, 3486, 3600, 3735, 3780, 3794, 3984, 4032, 4050, 4065, 4150, 4200, 4320, 4336, 4482, 4536, 4648, 4725, 4800, 4878, 4980, 5040, 5184, 5229, 5312, 5400, 5420, 5600, 5670, 5691, 5810, 5976, 6048, 6225, 6300, 6480, 6504, 6640, 6720, 6723, 6775, 6972, 7200, 7317, 7470, 7560, 7588, 7968, 8100, 8130, 8300, 8400, 8640, 8672, 8715, 8964, 9072, 9296, 9450, 9485, 9756, 9960, 10080, 10458, 10800, 10840, 11200, 11205, 11340, 11382, 11620, 11952, 12096, 12195, 12450, 12600, 12960, 13008, 13280, 13446, 13550, 13944, 14175, 14400, 14525, 14634, 14940, 15120, 15176, 15687, 15936, 16200, 16260, 16600, 16800, 17073, 17344, 17430, 17928, 18144, 18592, 18675, 18900, 18970, 19512, 19920, 20160, 20325, 20916, 21600, 21680, 21951, 22410, 22493, 22680, 22764, 23240, 23904, 24390, 24900, 25200, 25920, 26016, 26145, 26560, 26892, 27100, 27888, 28350, 28455, 29050, 29268, 29880, 30240, 30352, 31374, 32400, 32520, 33200, 33600, 33615, 34146, 34860, 35856, 36288, 36585, 37184, 37350, 37800, 37940, 39024, 39840, 40650, 41832, 43200, 43360, 43575, 43902, 44820, 44986, 45360, 45528, 46480, 47061, 47425, 47808, 48780, 49800, 50400, 51219, 52032, 52290, 53784, 54200, 55776, 56025, 56700, 56910, 58100, 58536, 59760, 60480, 60704, 60975, 62748, 64800, 65040, 66400, 67230, 67479, 68292, 69720, 71712, 73170, 74700, 75600, 75880, 78048, 78435, 79680, 81300, 83664, 85365, 86720, 87150, 87804, 89640, 89972, 90720, 91056, 92960, 94122, 94850, 97560, 99600, 100800, 102438, 104580, 107568, 108400, 109755, 111552, 112050, 112465, 113400, 113820, 116200, 117072, 119520, 121408, 121950, 125496, 129600, 130080, 130725, 132800, 134460, 134958, 136584, 139440, 142275, 143424, 146340, 149400, 151200, 151760, 153657, 156096, 156870, 157451, 162600, 167328, 168075, 170730, 174300, 175608, 179280, 179944, 181440, 182112, 182925, 185920, 188244, 189700, 195120, 199200, 202437, 204876, 209160, 215136, 216800, 219510, 224100, 224930, 226800, 227640, 232400, 234144, 235305, 239040, 243900, 250992, 256095, 260160, 261450, 268920, 269916, 273168, 278880, 284550, 292680, 298800, 302400, 303520, 307314, 313740, 314902, 325200, 334656, 336150, 337395, 341460, 348600, 351216, 358560, 359888, 364224, 365850, 376488, 379400, 390240, 392175, 398400, 404874, 409752, 418320, 426825, 430272, 433600, 439020, 448200, 449860, 453600, 455280, 464800, 468288, 470610, 472353, 487800, 501984, 512190, 522900, 537840, 539832, 546336, 548775, 557760, 562325, 569100, 585360, 597600, 607040, 607311, 614628, 627480, 629804, 650400, 672300, 674790, 682920, 697200, 702432, 717120, 719776, 731700, 752976, 758800, 768285, 780480, 784350, 787255, 809748, 819504, 836640, 853650, 878040, 896400, 899720, 907200, 910560, 929600, 941220, 944706, 975600, 1003968, 1012185, 1024380, 1045800, 1075680, 1079664, 1092672, 1097550, 1124650, 1138200, 1170720, 1176525, 1195200, 1214622, 1229256, 1254960, 1259608, 1280475, 1300800, 1344600, 1349580, 1365840, 1394400, 1404864, 1417059, 1439552, 1463400, 1505952, 1517600, 1536570, 1568700, 1574510, 1619496, 1639008, 1673280, 1686975, 1707300, 1756080, 1792800, 1799440, 1821120, 1821933, 1882440, 1889412, 1951200, 2024370, 2048760, 2091600, 2151360, 2159328, 2195100, 2249300, 2276400, 2341440, 2353050, 2361765, 2429244, 2458512, 2509920, 2519216, 2560950, 2689200, 2699160, 2731680, 2788800, 2834118, 2926800, 3011904, 3035200, 3036555, 3073140, 3137400, 3149020, 3238992, 3278016, 3373950, 3414600, 3512160, 3585600, 3598880, 3643866, 3764880, 3778824, 3841425, 3902400, 3936275, 4048740, 4097520, 4183200, 4251177, 4318656, 4390200, 4498600, 4552800, 4706100, 4723530, 4858488, 4917024, 5019840, 5038432, 5060925, 5121900, 5378400, 5398320, 5463360, 5668236, 5853600, 6073110, 6146280, 6274800, 6298040, 6477984, 6747900, 6829200, 7024320, 7085295, 7197760, 7287732, 7529760, 7557648, 7682850, 7872550, 8097480, 8195040, 8366400, 8502354, 8780400, 8997200, 9105600, 9109665, 9412200, 9447060, 9716976, 9834048, 10076864, 10121850, 10243800, 10756800, 10796640, 11336472, 11707200, 11808825, 12146220, 12292560, 12549600, 12596080, 12753531, 12955968, 13495800, 13658400, 14170590, 14575464, 15059520, 15115296, 15182775, 15365700, 15745100, 16194960, 16390080, 17004708, 17560800, 17994400, 18219330, 18824400, 18894120, 19433952, 20243700, 20487600, 21255885, 21593280, 22672944, 23617650, 24292440, 24585120, 25099200, 25192160, 25507062, 26991600, 27316800, 28341180, 29150928, 30230592, 30365550, 30731400, 31490200, 32389920, 34009416, 35121600, 35426475, 35988800, 36438660, 37648800, 37788240, 38867904, 40487400, 40975200, 42511770, 45345888, 45548325, 47235300, 48584880, 49170240, 50384320, 51014124, 53983200, 56682360, 58301856, 60731100, 61462800, 62980400, 63767655, 64779840, 68018832, 70852950, 72877320, 75297600, 75576480, 80974800, 81950400, 85023540, 90691776, 91096650, 94470600, 97169760, 102028248, 106279425, 107966400, 113364720, 116603712, 121462200, 122925600, 125960800, 127535310, 136037664, 141705900, 145754640, 151152960, 161949600, 170047080, 182193300, 188941200, 194339520, 204056496, 212558850, 226729440, 242924400, 245851200, 251921600, 255070620, 272075328, 283411800, 291509280, 318838275, 323899200, 340094160, 364386600, 377882400, 408112992, 425117700, 453458880, 485848800, 510141240, 566823600, 583018560, 637676550, 680188320, 728773200, 755764800, 816225984, 850235400, 971697600, 1020282480, 1133647200, 1275353100, 1360376640, 1457546400, 1700470800, 2040564960, 2267294400, 2550706200, 2915092800, 3400941600, 4081129920, 5101412400, 6801883200, 10202824800, 20405649600]

約数ペア:

[(1, 20405649600), (2, 10202824800), (3, 6801883200), (4, 5101412400), (5, 4081129920), (6, 3400941600), (7, 2915092800), (8, 2550706200), (9, 2267294400), (10, 2040564960), (12, 1700470800), (14, 1457546400), (15, 1360376640), (16, 1275353100), (18, 1133647200), (20, 1020282480), (21, 971697600), (24, 850235400), (25, 816225984), (27, 755764800), (28, 728773200), (30, 680188320), (32, 637676550), (35, 583018560), (36, 566823600), (40, 510141240), (42, 485848800), (45, 453458880), (48, 425117700), (50, 408112992), (54, 377882400), (56, 364386600), (60, 340094160), (63, 323899200), (64, 318838275), (70, 291509280), (72, 283411800), (75, 272075328), (80, 255070620), (81, 251921600), (83, 245851200), (84, 242924400), (90, 226729440), (96, 212558850), (100, 204056496), (105, 194339520), (108, 188941200), (112, 182193300), (120, 170047080), (126, 161949600), (135, 151152960), (140, 145754640), (144, 141705900), (150, 136037664), (160, 127535310), (162, 125960800), (166, 122925600), (168, 121462200), (175, 116603712), (180, 113364720), (189, 107966400), (192, 106279425), (200, 102028248), (210, 97169760), (216, 94470600), (224, 91096650), (225, 90691776), (240, 85023540), (249, 81950400), (252, 80974800), (270, 75576480), (271, 75297600), (280, 72877320), (288, 70852950), (300, 68018832), (315, 64779840), (320, 63767655), (324, 62980400), (332, 61462800), (336, 60731100), (350, 58301856), (360, 56682360), (378, 53983200), (400, 51014124), (405, 50384320), (415, 49170240), (420, 48584880), (432, 47235300), (448, 45548325), (450, 45345888), (480, 42511770), (498, 40975200), (504, 40487400), (525, 38867904), (540, 37788240), (542, 37648800), (560, 36438660), (567, 35988800), (576, 35426475), (581, 35121600), (600, 34009416), (630, 32389920), (648, 31490200), (664, 30731400), (672, 30365550), (675, 30230592), (700, 29150928), (720, 28341180), (747, 27316800), (756, 26991600), (800, 25507062), (810, 25192160), (813, 25099200), (830, 24585120), (840, 24292440), (864, 23617650), (900, 22672944), (945, 21593280), (960, 21255885), (996, 20487600), (1008, 20243700), (1050, 19433952), (1080, 18894120), (1084, 18824400), (1120, 18219330), (1134, 17994400), (1162, 17560800), (1200, 17004708), (1245, 16390080), (1260, 16194960), (1296, 15745100), (1328, 15365700), (1344, 15182775), (1350, 15115296), (1355, 15059520), (1400, 14575464), (1440, 14170590), (1494, 13658400), (1512, 13495800), (1575, 12955968), (1600, 12753531), (1620, 12596080), (1626, 12549600), (1660, 12292560), (1680, 12146220), (1728, 11808825), (1743, 11707200), (1800, 11336472), (1890, 10796640), (1897, 10756800), (1992, 10243800), (2016, 10121850), (2025, 10076864), (2075, 9834048), (2100, 9716976), (2160, 9447060), (2168, 9412200), (2240, 9109665), (2241, 9105600), (2268, 8997200), (2324, 8780400), (2400, 8502354), (2439, 8366400), (2490, 8195040), (2520, 8097480), (2592, 7872550), (2656, 7682850), (2700, 7557648), (2710, 7529760), (2800, 7287732), (2835, 7197760), (2880, 7085295), (2905, 7024320), (2988, 6829200), (3024, 6747900), (3150, 6477984), (3240, 6298040), (3252, 6274800), (3320, 6146280), (3360, 6073110), (3486, 5853600), (3600, 5668236), (3735, 5463360), (3780, 5398320), (3794, 5378400), (3984, 5121900), (4032, 5060925), (4050, 5038432), (4065, 5019840), (4150, 4917024), (4200, 4858488), (4320, 4723530), (4336, 4706100), (4482, 4552800), (4536, 4498600), (4648, 4390200), (4725, 4318656), (4800, 4251177), (4878, 4183200), (4980, 4097520), (5040, 4048740), (5184, 3936275), (5229, 3902400), (5312, 3841425), (5400, 3778824), (5420, 3764880), (5600, 3643866), (5670, 3598880), (5691, 3585600), (5810, 3512160), (5976, 3414600), (6048, 3373950), (6225, 3278016), (6300, 3238992), (6480, 3149020), (6504, 3137400), (6640, 3073140), (6720, 3036555), (6723, 3035200), (6775, 3011904), (6972, 2926800), (7200, 2834118), (7317, 2788800), (7470, 2731680), (7560, 2699160), (7588, 2689200), (7968, 2560950), (8100, 2519216), (8130, 2509920), (8300, 2458512), (8400, 2429244), (8640, 2361765), (8672, 2353050), (8715, 2341440), (8964, 2276400), (9072, 2249300), (9296, 2195100), (9450, 2159328), (9485, 2151360), (9756, 2091600), (9960, 2048760), (10080, 2024370), (10458, 1951200), (10800, 1889412), (10840, 1882440), (11200, 1821933), (11205, 1821120), (11340, 1799440), (11382, 1792800), (11620, 1756080), (11952, 1707300), (12096, 1686975), (12195, 1673280), (12450, 1639008), (12600, 1619496), (12960, 1574510), (13008, 1568700), (13280, 1536570), (13446, 1517600), (13550, 1505952), (13944, 1463400), (14175, 1439552), (14400, 1417059), (14525, 1404864), (14634, 1394400), (14940, 1365840), (15120, 1349580), (15176, 1344600), (15687, 1300800), (15936, 1280475), (16200, 1259608), (16260, 1254960), (16600, 1229256), (16800, 1214622), (17073, 1195200), (17344, 1176525), (17430, 1170720), (17928, 1138200), (18144, 1124650), (18592, 1097550), (18675, 1092672), (18900, 1079664), (18970, 1075680), (19512, 1045800), (19920, 1024380), (20160, 1012185), (20325, 1003968), (20916, 975600), (21600, 944706), (21680, 941220), (21951, 929600), (22410, 910560), (22493, 907200), (22680, 899720), (22764, 896400), (23240, 878040), (23904, 853650), (24390, 836640), (24900, 819504), (25200, 809748), (25920, 787255), (26016, 784350), (26145, 780480), (26560, 768285), (26892, 758800), (27100, 752976), (27888, 731700), (28350, 719776), (28455, 717120), (29050, 702432), (29268, 697200), (29880, 682920), (30240, 674790), (30352, 672300), (31374, 650400), (32400, 629804), (32520, 627480), (33200, 614628), (33600, 607311), (33615, 607040), (34146, 597600), (34860, 585360), (35856, 569100), (36288, 562325), (36585, 557760), (37184, 548775), (37350, 546336), (37800, 539832), (37940, 537840), (39024, 522900), (39840, 512190), (40650, 501984), (41832, 487800), (43200, 472353), (43360, 470610), (43575, 468288), (43902, 464800), (44820, 455280), (44986, 453600), (45360, 449860), (45528, 448200), (46480, 439020), (47061, 433600), (47425, 430272), (47808, 426825), (48780, 418320), (49800, 409752), (50400, 404874), (51219, 398400), (52032, 392175), (52290, 390240), (53784, 379400), (54200, 376488), (55776, 365850), (56025, 364224), (56700, 359888), (56910, 358560), (58100, 351216), (58536, 348600), (59760, 341460), (60480, 337395), (60704, 336150), (60975, 334656), (62748, 325200), (64800, 314902), (65040, 313740), (66400, 307314), (67230, 303520), (67479, 302400), (68292, 298800), (69720, 292680), (71712, 284550), (73170, 278880), (74700, 273168), (75600, 269916), (75880, 268920), (78048, 261450), (78435, 260160), (79680, 256095), (81300, 250992), (83664, 243900), (85365, 239040), (86720, 235305), (87150, 234144), (87804, 232400), (89640, 227640), (89972, 226800), (90720, 224930), (91056, 224100), (92960, 219510), (94122, 216800), (94850, 215136), (97560, 209160), (99600, 204876), (100800, 202437), (102438, 199200), (104580, 195120), (107568, 189700), (108400, 188244), (109755, 185920), (111552, 182925), (112050, 182112), (112465, 181440), (113400, 179944), (113820, 179280), (116200, 175608), (117072, 174300), (119520, 170730), (121408, 168075), (121950, 167328), (125496, 162600), (129600, 157451), (130080, 156870), (130725, 156096), (132800, 153657), (134460, 151760), (134958, 151200), (136584, 149400), (139440, 146340), (142275, 143424)]