20786457600

素因数分解:

$2^{10}\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 1056

約数和(自身を含む): 84981614400

約数和(自身を除く): 64195156800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 27, 29, 30, 32, 34, 36, 40, 45, 48, 50, 51, 54, 58, 60, 61, 64, 68, 72, 75, 80, 85, 87, 90, 96, 100, 102, 108, 116, 120, 122, 128, 135, 136, 144, 145, 150, 153, 160, 170, 174, 180, 183, 192, 200, 204, 216, 225, 232, 240, 244, 255, 256, 261, 270, 272, 288, 290, 300, 305, 306, 320, 340, 348, 360, 366, 384, 400, 408, 425, 432, 435, 450, 459, 464, 480, 488, 493, 510, 512, 522, 540, 544, 549, 576, 580, 600, 610, 612, 640, 675, 680, 696, 720, 725, 732, 765, 768, 783, 800, 816, 850, 864, 870, 900, 915, 918, 928, 960, 976, 986, 1020, 1024, 1037, 1044, 1080, 1088, 1098, 1152, 1160, 1200, 1220, 1224, 1275, 1280, 1305, 1350, 1360, 1392, 1440, 1450, 1464, 1479, 1525, 1530, 1536, 1566, 1600, 1632, 1647, 1700, 1728, 1740, 1769, 1800, 1830, 1836, 1856, 1920, 1952, 1972, 2040, 2074, 2088, 2160, 2175, 2176, 2196, 2295, 2304, 2320, 2400, 2440, 2448, 2465, 2550, 2560, 2610, 2700, 2720, 2745, 2784, 2880, 2900, 2928, 2958, 3050, 3060, 3072, 3111, 3132, 3200, 3264, 3294, 3400, 3456, 3480, 3538, 3600, 3660, 3672, 3712, 3825, 3840, 3904, 3915, 3944, 4080, 4148, 4176, 4320, 4350, 4352, 4392, 4437, 4575, 4590, 4608, 4640, 4800, 4880, 4896, 4930, 5100, 5120, 5185, 5220, 5307, 5400, 5440, 5490, 5568, 5760, 5800, 5856, 5916, 6100, 6120, 6222, 6264, 6400, 6525, 6528, 6588, 6800, 6912, 6960, 7076, 7200, 7320, 7344, 7395, 7424, 7650, 7680, 7808, 7830, 7888, 8160, 8235, 8296, 8352, 8640, 8700, 8704, 8784, 8845, 8874, 9150, 9180, 9216, 9280, 9333, 9600, 9760, 9792, 9860, 10200, 10370, 10440, 10614, 10800, 10880, 10980, 11136, 11475, 11520, 11600, 11712, 11832, 12200, 12240, 12325, 12444, 12528, 12800, 13050, 13056, 13176, 13311, 13600, 13725, 13824, 13920, 14152, 14400, 14640, 14688, 14790, 14848, 15300, 15360, 15555, 15616, 15660, 15776, 15921, 16320, 16470, 16592, 16704, 17280, 17400, 17408, 17568, 17690, 17748, 18300, 18360, 18560, 18666, 19200, 19520, 19575, 19584, 19720, 20400, 20740, 20880, 21228, 21600, 21760, 21960, 22185, 22272, 22950, 23040, 23200, 23424, 23664, 24400, 24480, 24650, 24888, 25056, 25600, 25925, 26100, 26112, 26352, 26535, 26622, 27200, 27450, 27648, 27840, 27999, 28304, 28800, 29280, 29376, 29580, 29696, 30073, 30600, 31110, 31232, 31320, 31552, 31842, 32640, 32940, 33184, 33408, 34560, 34800, 35136, 35380, 35496, 36600, 36720, 36975, 37120, 37332, 38400, 39040, 39150, 39168, 39440, 40800, 41175, 41480, 41760, 42456, 43200, 43520, 43920, 44225, 44370, 44544, 45900, 46080, 46400, 46665, 46848, 47328, 47763, 48800, 48960, 49300, 49776, 50112, 51850, 52200, 52224, 52704, 53070, 53244, 54400, 54900, 55680, 55998, 56608, 57600, 58560, 58752, 59160, 60146, 61200, 62220, 62464, 62640, 63104, 63684, 65280, 65880, 66368, 66555, 66816, 69120, 69600, 70272, 70760, 70992, 73200, 73440, 73950, 74240, 74664, 76800, 77775, 78080, 78300, 78336, 78880, 79605, 81600, 82350, 82960, 83520, 84912, 86400, 87040, 87840, 88450, 88740, 89088, 90219, 91800, 92800, 93330, 93696, 94656, 95526, 97600, 97920, 98600, 99552, 100224, 103700, 104400, 105408, 106140, 106488, 108800, 109800, 110925, 111360, 111996, 113216, 115200, 117120, 117504, 118320, 120292, 122400, 124440, 125280, 126208, 127368, 130560, 131760, 132675, 132736, 133110, 133632, 138240, 139200, 139995, 140544, 141520, 141984, 146400, 146880, 147900, 148480, 149328, 150365, 155550, 156160, 156600, 156672, 157760, 159210, 163200, 164700, 165920, 167040, 169824, 172800, 175680, 176900, 177480, 180438, 183600, 185600, 186660, 187392, 189312, 191052, 195200, 195840, 197200, 199104, 200448, 207400, 208800, 210816, 212280, 212976, 217600, 219600, 221850, 222720, 223992, 226432, 230400, 233325, 234240, 235008, 236640, 238815, 240584, 244800, 248880, 250560, 252416, 254736, 261120, 263520, 265350, 265472, 266220, 267264, 270657, 278400, 279990, 281088, 283040, 283968, 292800, 293760, 295800, 298656, 300730, 311100, 312320, 313200, 315520, 318420, 326400, 329400, 331840, 332775, 334080, 339648, 345600, 351360, 353800, 354960, 360876, 367200, 371200, 373320, 378624, 382104, 390400, 391680, 394400, 398025, 398208, 400896, 414800, 417600, 421632, 424560, 425952, 435200, 439200, 443700, 445440, 447984, 451095, 452864, 466650, 468480, 470016, 473280, 477630, 481168, 489600, 497760, 501120, 504832, 509472, 527040, 530700, 530944, 532440, 541314, 556800, 559980, 562176, 566080, 567936, 585600, 587520, 591600, 597312, 601460, 622200, 626400, 631040, 636840, 652800, 658800, 663680, 665550, 668160, 679296, 691200, 699975, 702720, 707600, 709920, 721752, 734400, 742400, 746640, 751825, 757248, 764208, 780800, 783360, 788800, 796050, 796416, 801792, 811971, 829600, 835200, 843264, 849120, 851904, 878400, 887400, 895968, 902190, 905728, 933300, 936960, 946560, 955260, 962336, 979200, 995520, 1002240, 1018944, 1054080, 1061400, 1061888, 1064880, 1082628, 1113600, 1119960, 1132160, 1135872, 1171200, 1175040, 1183200, 1194075, 1194624, 1202920, 1244400, 1252800, 1262080, 1273680, 1305600, 1317600, 1327360, 1331100, 1336320, 1353285, 1358592, 1399950, 1405440, 1415200, 1419840, 1443504, 1468800, 1493280, 1503650, 1514496, 1528416, 1561600, 1577600, 1592100, 1592832, 1623942, 1659200, 1670400, 1686528, 1698240, 1703808, 1756800, 1774800, 1791936, 1804380, 1811456, 1866600, 1893120, 1910520, 1924672, 1958400, 1991040, 2004480, 2037888, 2108160, 2122800, 2129760, 2165256, 2227200, 2239920, 2255475, 2264320, 2271744, 2342400, 2350080, 2366400, 2388150, 2389248, 2405840, 2488800, 2505600, 2524160, 2547360, 2635200, 2654720, 2662200, 2706570, 2717184, 2799900, 2810880, 2830400, 2839680, 2887008, 2937600, 2986560, 3007300, 3056832, 3155200, 3184200, 3185664, 3247884, 3318400, 3340800, 3396480, 3407616, 3513600, 3549600, 3583872, 3608760, 3733200, 3786240, 3821040, 3849344, 3916800, 3982080, 4008960, 4059855, 4075776, 4216320, 4245600, 4259520, 4330512, 4479840, 4510950, 4528640, 4543488, 4684800, 4732800, 4776300, 4778496, 4811680, 4977600, 5011200, 5094720, 5270400, 5309440, 5324400, 5413140, 5434368, 5599800, 5660800, 5679360, 5774016, 5875200, 5973120, 6014600, 6113664, 6310400, 6368400, 6495768, 6636800, 6681600, 6766425, 6792960, 6815232, 7027200, 7099200, 7167744, 7217520, 7466400, 7572480, 7642080, 7698688, 7964160, 8119710, 8151552, 8432640, 8491200, 8519040, 8661024, 8959680, 9021900, 9057280, 9465600, 9552600, 9556992, 9623360, 9955200, 10022400, 10189440, 10540800, 10648800, 10826280, 11199600, 11321600, 11358720, 11548032, 11750400, 11946240, 12029200, 12227328, 12620800, 12736800, 12991536, 13273600, 13532850, 13585920, 13630464, 14054400, 14198400, 14335488, 14435040, 14932800, 15284160, 15397376, 15928320, 16239420, 16303104, 16982400, 17038080, 17322048, 17919360, 18043800, 18931200, 19105200, 19246720, 19910400, 20044800, 20299275, 20378880, 21081600, 21297600, 21652560, 22399200, 22643200, 22717440, 23096064, 23892480, 24058400, 24454656, 25473600, 25983072, 26547200, 27065700, 27171840, 28396800, 28670976, 28870080, 29865600, 30568320, 30794752, 32478840, 33964800, 34076160, 34644096, 35838720, 36087600, 37862400, 38210400, 38493440, 39820800, 40598550, 40757760, 42163200, 42595200, 43305120, 44798400, 45286400, 46192128, 47784960, 48116800, 48909312, 50947200, 51966144, 54131400, 56793600, 57740160, 59731200, 61136640, 64957680, 67929600, 68152320, 69288192, 71677440, 72175200, 76420800, 76986880, 79641600, 81197100, 81515520, 85190400, 86610240, 89596800, 92384256, 96233600, 101894400, 103932288, 108262800, 113587200, 115480320, 119462400, 122273280, 129915360, 135859200, 138576384, 143354880, 144350400, 152841600, 153973760, 162394200, 170380800, 173220480, 179193600, 192467200, 203788800, 207864576, 216525600, 230960640, 238924800, 244546560, 259830720, 277152768, 288700800, 305683200, 324788400, 340761600, 346440960, 358387200, 384934400, 407577600, 415729152, 433051200, 461921280, 519661440, 577401600, 611366400, 649576800, 692881920, 716774400, 769868800, 831458304, 866102400, 1039322880, 1154803200, 1222732800, 1299153600, 1385763840, 1732204800, 2078645760, 2309606400, 2598307200, 3464409600, 4157291520, 5196614400, 6928819200, 10393228800, 20786457600]

約数ペア:

[(1, 20786457600), (2, 10393228800), (3, 6928819200), (4, 5196614400), (5, 4157291520), (6, 3464409600), (8, 2598307200), (9, 2309606400), (10, 2078645760), (12, 1732204800), (15, 1385763840), (16, 1299153600), (17, 1222732800), (18, 1154803200), (20, 1039322880), (24, 866102400), (25, 831458304), (27, 769868800), (29, 716774400), (30, 692881920), (32, 649576800), (34, 611366400), (36, 577401600), (40, 519661440), (45, 461921280), (48, 433051200), (50, 415729152), (51, 407577600), (54, 384934400), (58, 358387200), (60, 346440960), (61, 340761600), (64, 324788400), (68, 305683200), (72, 288700800), (75, 277152768), (80, 259830720), (85, 244546560), (87, 238924800), (90, 230960640), (96, 216525600), (100, 207864576), (102, 203788800), (108, 192467200), (116, 179193600), (120, 173220480), (122, 170380800), (128, 162394200), (135, 153973760), (136, 152841600), (144, 144350400), (145, 143354880), (150, 138576384), (153, 135859200), (160, 129915360), (170, 122273280), (174, 119462400), (180, 115480320), (183, 113587200), (192, 108262800), (200, 103932288), (204, 101894400), (216, 96233600), (225, 92384256), (232, 89596800), (240, 86610240), (244, 85190400), (255, 81515520), (256, 81197100), (261, 79641600), (270, 76986880), (272, 76420800), (288, 72175200), (290, 71677440), (300, 69288192), (305, 68152320), (306, 67929600), (320, 64957680), (340, 61136640), (348, 59731200), (360, 57740160), (366, 56793600), (384, 54131400), (400, 51966144), (408, 50947200), (425, 48909312), (432, 48116800), (435, 47784960), (450, 46192128), (459, 45286400), (464, 44798400), (480, 43305120), (488, 42595200), (493, 42163200), (510, 40757760), (512, 40598550), (522, 39820800), (540, 38493440), (544, 38210400), (549, 37862400), (576, 36087600), (580, 35838720), (600, 34644096), (610, 34076160), (612, 33964800), (640, 32478840), (675, 30794752), (680, 30568320), (696, 29865600), (720, 28870080), (725, 28670976), (732, 28396800), (765, 27171840), (768, 27065700), (783, 26547200), (800, 25983072), (816, 25473600), (850, 24454656), (864, 24058400), (870, 23892480), (900, 23096064), (915, 22717440), (918, 22643200), (928, 22399200), (960, 21652560), (976, 21297600), (986, 21081600), (1020, 20378880), (1024, 20299275), (1037, 20044800), (1044, 19910400), (1080, 19246720), (1088, 19105200), (1098, 18931200), (1152, 18043800), (1160, 17919360), (1200, 17322048), (1220, 17038080), (1224, 16982400), (1275, 16303104), (1280, 16239420), (1305, 15928320), (1350, 15397376), (1360, 15284160), (1392, 14932800), (1440, 14435040), (1450, 14335488), (1464, 14198400), (1479, 14054400), (1525, 13630464), (1530, 13585920), (1536, 13532850), (1566, 13273600), (1600, 12991536), (1632, 12736800), (1647, 12620800), (1700, 12227328), (1728, 12029200), (1740, 11946240), (1769, 11750400), (1800, 11548032), (1830, 11358720), (1836, 11321600), (1856, 11199600), (1920, 10826280), (1952, 10648800), (1972, 10540800), (2040, 10189440), (2074, 10022400), (2088, 9955200), (2160, 9623360), (2175, 9556992), (2176, 9552600), (2196, 9465600), (2295, 9057280), (2304, 9021900), (2320, 8959680), (2400, 8661024), (2440, 8519040), (2448, 8491200), (2465, 8432640), (2550, 8151552), (2560, 8119710), (2610, 7964160), (2700, 7698688), (2720, 7642080), (2745, 7572480), (2784, 7466400), (2880, 7217520), (2900, 7167744), (2928, 7099200), (2958, 7027200), (3050, 6815232), (3060, 6792960), (3072, 6766425), (3111, 6681600), (3132, 6636800), (3200, 6495768), (3264, 6368400), (3294, 6310400), (3400, 6113664), (3456, 6014600), (3480, 5973120), (3538, 5875200), (3600, 5774016), (3660, 5679360), (3672, 5660800), (3712, 5599800), (3825, 5434368), (3840, 5413140), (3904, 5324400), (3915, 5309440), (3944, 5270400), (4080, 5094720), (4148, 5011200), (4176, 4977600), (4320, 4811680), (4350, 4778496), (4352, 4776300), (4392, 4732800), (4437, 4684800), (4575, 4543488), (4590, 4528640), (4608, 4510950), (4640, 4479840), (4800, 4330512), (4880, 4259520), (4896, 4245600), (4930, 4216320), (5100, 4075776), (5120, 4059855), (5185, 4008960), (5220, 3982080), (5307, 3916800), (5400, 3849344), (5440, 3821040), (5490, 3786240), (5568, 3733200), (5760, 3608760), (5800, 3583872), (5856, 3549600), (5916, 3513600), (6100, 3407616), (6120, 3396480), (6222, 3340800), (6264, 3318400), (6400, 3247884), (6525, 3185664), (6528, 3184200), (6588, 3155200), (6800, 3056832), (6912, 3007300), (6960, 2986560), (7076, 2937600), (7200, 2887008), (7320, 2839680), (7344, 2830400), (7395, 2810880), (7424, 2799900), (7650, 2717184), (7680, 2706570), (7808, 2662200), (7830, 2654720), (7888, 2635200), (8160, 2547360), (8235, 2524160), (8296, 2505600), (8352, 2488800), (8640, 2405840), (8700, 2389248), (8704, 2388150), (8784, 2366400), (8845, 2350080), (8874, 2342400), (9150, 2271744), (9180, 2264320), (9216, 2255475), (9280, 2239920), (9333, 2227200), (9600, 2165256), (9760, 2129760), (9792, 2122800), (9860, 2108160), (10200, 2037888), (10370, 2004480), (10440, 1991040), (10614, 1958400), (10800, 1924672), (10880, 1910520), (10980, 1893120), (11136, 1866600), (11475, 1811456), (11520, 1804380), (11600, 1791936), (11712, 1774800), (11832, 1756800), (12200, 1703808), (12240, 1698240), (12325, 1686528), (12444, 1670400), (12528, 1659200), (12800, 1623942), (13050, 1592832), (13056, 1592100), (13176, 1577600), (13311, 1561600), (13600, 1528416), (13725, 1514496), (13824, 1503650), (13920, 1493280), (14152, 1468800), (14400, 1443504), (14640, 1419840), (14688, 1415200), (14790, 1405440), (14848, 1399950), (15300, 1358592), (15360, 1353285), (15555, 1336320), (15616, 1331100), (15660, 1327360), (15776, 1317600), (15921, 1305600), (16320, 1273680), (16470, 1262080), (16592, 1252800), (16704, 1244400), (17280, 1202920), (17400, 1194624), (17408, 1194075), (17568, 1183200), (17690, 1175040), (17748, 1171200), (18300, 1135872), (18360, 1132160), (18560, 1119960), (18666, 1113600), (19200, 1082628), (19520, 1064880), (19575, 1061888), (19584, 1061400), (19720, 1054080), (20400, 1018944), (20740, 1002240), (20880, 995520), (21228, 979200), (21600, 962336), (21760, 955260), (21960, 946560), (22185, 936960), (22272, 933300), (22950, 905728), (23040, 902190), (23200, 895968), (23424, 887400), (23664, 878400), (24400, 851904), (24480, 849120), (24650, 843264), (24888, 835200), (25056, 829600), (25600, 811971), (25925, 801792), (26100, 796416), (26112, 796050), (26352, 788800), (26535, 783360), (26622, 780800), (27200, 764208), (27450, 757248), (27648, 751825), (27840, 746640), (27999, 742400), (28304, 734400), (28800, 721752), (29280, 709920), (29376, 707600), (29580, 702720), (29696, 699975), (30073, 691200), (30600, 679296), (31110, 668160), (31232, 665550), (31320, 663680), (31552, 658800), (31842, 652800), (32640, 636840), (32940, 631040), (33184, 626400), (33408, 622200), (34560, 601460), (34800, 597312), (35136, 591600), (35380, 587520), (35496, 585600), (36600, 567936), (36720, 566080), (36975, 562176), (37120, 559980), (37332, 556800), (38400, 541314), (39040, 532440), (39150, 530944), (39168, 530700), (39440, 527040), (40800, 509472), (41175, 504832), (41480, 501120), (41760, 497760), (42456, 489600), (43200, 481168), (43520, 477630), (43920, 473280), (44225, 470016), (44370, 468480), (44544, 466650), (45900, 452864), (46080, 451095), (46400, 447984), (46665, 445440), (46848, 443700), (47328, 439200), (47763, 435200), (48800, 425952), (48960, 424560), (49300, 421632), (49776, 417600), (50112, 414800), (51850, 400896), (52200, 398208), (52224, 398025), (52704, 394400), (53070, 391680), (53244, 390400), (54400, 382104), (54900, 378624), (55680, 373320), (55998, 371200), (56608, 367200), (57600, 360876), (58560, 354960), (58752, 353800), (59160, 351360), (60146, 345600), (61200, 339648), (62220, 334080), (62464, 332775), (62640, 331840), (63104, 329400), (63684, 326400), (65280, 318420), (65880, 315520), (66368, 313200), (66555, 312320), (66816, 311100), (69120, 300730), (69600, 298656), (70272, 295800), (70760, 293760), (70992, 292800), (73200, 283968), (73440, 283040), (73950, 281088), (74240, 279990), (74664, 278400), (76800, 270657), (77775, 267264), (78080, 266220), (78300, 265472), (78336, 265350), (78880, 263520), (79605, 261120), (81600, 254736), (82350, 252416), (82960, 250560), (83520, 248880), (84912, 244800), (86400, 240584), (87040, 238815), (87840, 236640), (88450, 235008), (88740, 234240), (89088, 233325), (90219, 230400), (91800, 226432), (92800, 223992), (93330, 222720), (93696, 221850), (94656, 219600), (95526, 217600), (97600, 212976), (97920, 212280), (98600, 210816), (99552, 208800), (100224, 207400), (103700, 200448), (104400, 199104), (105408, 197200), (106140, 195840), (106488, 195200), (108800, 191052), (109800, 189312), (110925, 187392), (111360, 186660), (111996, 185600), (113216, 183600), (115200, 180438), (117120, 177480), (117504, 176900), (118320, 175680), (120292, 172800), (122400, 169824), (124440, 167040), (125280, 165920), (126208, 164700), (127368, 163200), (130560, 159210), (131760, 157760), (132675, 156672), (132736, 156600), (133110, 156160), (133632, 155550), (138240, 150365), (139200, 149328), (139995, 148480), (140544, 147900), (141520, 146880), (141984, 146400)]