20545920000

素因数分解:

$2^{10}\times 3^3\times 5^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 880

約数和(自身を含む): 80574832800

約数和(自身を除く): 60028912800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 29, 30, 32, 36, 40, 41, 45, 48, 50, 54, 58, 60, 64, 72, 75, 80, 82, 87, 90, 96, 100, 108, 116, 120, 123, 125, 128, 135, 144, 145, 150, 160, 164, 174, 180, 192, 200, 205, 216, 225, 232, 240, 246, 250, 256, 261, 270, 288, 290, 300, 320, 328, 348, 360, 369, 375, 384, 400, 410, 432, 435, 450, 464, 480, 492, 500, 512, 522, 540, 576, 580, 600, 615, 625, 640, 656, 675, 696, 720, 725, 738, 750, 768, 783, 800, 820, 864, 870, 900, 928, 960, 984, 1000, 1024, 1025, 1044, 1080, 1107, 1125, 1152, 1160, 1189, 1200, 1230, 1250, 1280, 1305, 1312, 1350, 1392, 1440, 1450, 1476, 1500, 1536, 1566, 1600, 1640, 1728, 1740, 1800, 1845, 1856, 1875, 1920, 1968, 2000, 2050, 2088, 2160, 2175, 2214, 2250, 2304, 2320, 2378, 2400, 2460, 2500, 2560, 2610, 2624, 2700, 2784, 2880, 2900, 2952, 3000, 3072, 3075, 3132, 3200, 3280, 3375, 3456, 3480, 3567, 3600, 3625, 3690, 3712, 3750, 3840, 3915, 3936, 4000, 4100, 4176, 4320, 4350, 4428, 4500, 4608, 4640, 4756, 4800, 4920, 5000, 5120, 5125, 5220, 5248, 5400, 5535, 5568, 5625, 5760, 5800, 5904, 5945, 6000, 6150, 6264, 6400, 6525, 6560, 6750, 6912, 6960, 7134, 7200, 7250, 7380, 7424, 7500, 7680, 7830, 7872, 8000, 8200, 8352, 8640, 8700, 8856, 9000, 9216, 9225, 9280, 9512, 9600, 9840, 10000, 10250, 10440, 10496, 10701, 10800, 10875, 11070, 11136, 11250, 11520, 11600, 11808, 11890, 12000, 12300, 12528, 12800, 13050, 13120, 13500, 13824, 13920, 14268, 14400, 14500, 14760, 14848, 15000, 15360, 15375, 15660, 15744, 16000, 16400, 16704, 16875, 17280, 17400, 17712, 17835, 18000, 18125, 18450, 18560, 19024, 19200, 19575, 19680, 20000, 20500, 20880, 20992, 21402, 21600, 21750, 22140, 22272, 22500, 23040, 23200, 23616, 23780, 24000, 24600, 25056, 25600, 25625, 26100, 26240, 27000, 27648, 27675, 27840, 28536, 28800, 29000, 29520, 29696, 29725, 30000, 30750, 31320, 31488, 32000, 32103, 32625, 32800, 33408, 33750, 34560, 34800, 35424, 35670, 36000, 36250, 36900, 37120, 38048, 38400, 39150, 39360, 40000, 41000, 41760, 41984, 42804, 43200, 43500, 44280, 44544, 45000, 46080, 46125, 46400, 47232, 47560, 48000, 49200, 50112, 51250, 52200, 52480, 53505, 54000, 54375, 55350, 55680, 57072, 57600, 58000, 59040, 59450, 60000, 61500, 62640, 62976, 64000, 64206, 65250, 65600, 66816, 67500, 69120, 69600, 70848, 71340, 72000, 72500, 73800, 74240, 76096, 76800, 76875, 78300, 78720, 80000, 82000, 83520, 85608, 86400, 87000, 88560, 89088, 89175, 90000, 92250, 92800, 94464, 95120, 96000, 97875, 98400, 100224, 102500, 104400, 104960, 107010, 108000, 108750, 110700, 111360, 114144, 115200, 116000, 118080, 118900, 120000, 123000, 125280, 125952, 128000, 128412, 130500, 131200, 133632, 135000, 138240, 138375, 139200, 141696, 142680, 144000, 145000, 147600, 148480, 148625, 152192, 153750, 156600, 157440, 160000, 160515, 163125, 164000, 167040, 171216, 172800, 174000, 177120, 178350, 180000, 184500, 185600, 188928, 190240, 192000, 195750, 196800, 200448, 205000, 208800, 209920, 214020, 216000, 217500, 221400, 222720, 228288, 230400, 230625, 232000, 236160, 237800, 240000, 246000, 250560, 256824, 261000, 262400, 267264, 267525, 270000, 276750, 278400, 283392, 285360, 288000, 290000, 295200, 297250, 304384, 307500, 313200, 314880, 320000, 321030, 326250, 328000, 334080, 342432, 345600, 348000, 354240, 356700, 360000, 369000, 371200, 377856, 380480, 384000, 391500, 393600, 400896, 410000, 417600, 428040, 432000, 435000, 442800, 445440, 445875, 456576, 461250, 464000, 472320, 475600, 480000, 489375, 492000, 501120, 513648, 522000, 524800, 535050, 540000, 553500, 556800, 566784, 570720, 576000, 580000, 590400, 594500, 608768, 615000, 626400, 629760, 640000, 642060, 652500, 656000, 668160, 684864, 691200, 691875, 696000, 708480, 713400, 720000, 738000, 742400, 743125, 760960, 783000, 787200, 801792, 802575, 820000, 835200, 856080, 864000, 870000, 885600, 891750, 913152, 922500, 928000, 944640, 951200, 960000, 978750, 984000, 1002240, 1027296, 1044000, 1049600, 1070100, 1080000, 1107000, 1113600, 1133568, 1141440, 1152000, 1160000, 1180800, 1189000, 1217536, 1230000, 1252800, 1284120, 1305000, 1312000, 1336320, 1337625, 1369728, 1383750, 1392000, 1416960, 1426800, 1440000, 1476000, 1486250, 1521920, 1566000, 1574400, 1605150, 1640000, 1670400, 1712160, 1728000, 1740000, 1771200, 1783500, 1826304, 1845000, 1856000, 1889280, 1902400, 1920000, 1957500, 1968000, 2004480, 2054592, 2088000, 2140200, 2160000, 2214000, 2227200, 2229375, 2282880, 2320000, 2361600, 2378000, 2460000, 2505600, 2568240, 2610000, 2624000, 2675250, 2739456, 2767500, 2784000, 2833920, 2853600, 2880000, 2952000, 2972500, 3043840, 3132000, 3148800, 3210300, 3280000, 3340800, 3424320, 3456000, 3480000, 3542400, 3567000, 3652608, 3690000, 3712000, 3804800, 3915000, 3936000, 4008960, 4012875, 4109184, 4176000, 4280400, 4320000, 4428000, 4458750, 4565760, 4640000, 4723200, 4756000, 4920000, 5011200, 5136480, 5220000, 5248000, 5350500, 5478912, 5535000, 5568000, 5667840, 5707200, 5760000, 5904000, 5945000, 6087680, 6264000, 6420600, 6560000, 6681600, 6688125, 6848640, 6960000, 7084800, 7134000, 7380000, 7609600, 7830000, 7872000, 8025750, 8218368, 8352000, 8560800, 8640000, 8856000, 8917500, 9131520, 9280000, 9446400, 9512000, 9840000, 10022400, 10272960, 10440000, 10701000, 10957824, 11070000, 11136000, 11414400, 11808000, 11890000, 12528000, 12841200, 13120000, 13376250, 13697280, 13920000, 14169600, 14268000, 14760000, 15219200, 15660000, 15744000, 16051500, 16436736, 16704000, 17121600, 17280000, 17712000, 17835000, 18263040, 18560000, 19024000, 19680000, 20044800, 20064375, 20545920, 20880000, 21402000, 22140000, 22828800, 23616000, 23780000, 25056000, 25682400, 26240000, 26752500, 27394560, 27840000, 28339200, 28536000, 29520000, 30438400, 31320000, 32103000, 32873472, 33408000, 34243200, 35424000, 35670000, 38048000, 39360000, 40128750, 41091840, 41760000, 42804000, 44280000, 45657600, 47232000, 47560000, 50112000, 51364800, 53505000, 54789120, 55680000, 57072000, 59040000, 62640000, 64206000, 68486400, 70848000, 71340000, 76096000, 78720000, 80257500, 82183680, 83520000, 85608000, 88560000, 91315200, 95120000, 100224000, 102729600, 107010000, 114144000, 118080000, 125280000, 128412000, 136972800, 141696000, 142680000, 152192000, 160515000, 164367360, 167040000, 171216000, 177120000, 190240000, 205459200, 214020000, 228288000, 236160000, 250560000, 256824000, 273945600, 285360000, 321030000, 342432000, 354240000, 380480000, 410918400, 428040000, 456576000, 501120000, 513648000, 570720000, 642060000, 684864000, 708480000, 760960000, 821836800, 856080000, 1027296000, 1141440000, 1284120000, 1369728000, 1712160000, 2054592000, 2282880000, 2568240000, 3424320000, 4109184000, 5136480000, 6848640000, 10272960000, 20545920000]

約数ペア:

[(1, 20545920000), (2, 10272960000), (3, 6848640000), (4, 5136480000), (5, 4109184000), (6, 3424320000), (8, 2568240000), (9, 2282880000), (10, 2054592000), (12, 1712160000), (15, 1369728000), (16, 1284120000), (18, 1141440000), (20, 1027296000), (24, 856080000), (25, 821836800), (27, 760960000), (29, 708480000), (30, 684864000), (32, 642060000), (36, 570720000), (40, 513648000), (41, 501120000), (45, 456576000), (48, 428040000), (50, 410918400), (54, 380480000), (58, 354240000), (60, 342432000), (64, 321030000), (72, 285360000), (75, 273945600), (80, 256824000), (82, 250560000), (87, 236160000), (90, 228288000), (96, 214020000), (100, 205459200), (108, 190240000), (116, 177120000), (120, 171216000), (123, 167040000), (125, 164367360), (128, 160515000), (135, 152192000), (144, 142680000), (145, 141696000), (150, 136972800), (160, 128412000), (164, 125280000), (174, 118080000), (180, 114144000), (192, 107010000), (200, 102729600), (205, 100224000), (216, 95120000), (225, 91315200), (232, 88560000), (240, 85608000), (246, 83520000), (250, 82183680), (256, 80257500), (261, 78720000), (270, 76096000), (288, 71340000), (290, 70848000), (300, 68486400), (320, 64206000), (328, 62640000), (348, 59040000), (360, 57072000), (369, 55680000), (375, 54789120), (384, 53505000), (400, 51364800), (410, 50112000), (432, 47560000), (435, 47232000), (450, 45657600), (464, 44280000), (480, 42804000), (492, 41760000), (500, 41091840), (512, 40128750), (522, 39360000), (540, 38048000), (576, 35670000), (580, 35424000), (600, 34243200), (615, 33408000), (625, 32873472), (640, 32103000), (656, 31320000), (675, 30438400), (696, 29520000), (720, 28536000), (725, 28339200), (738, 27840000), (750, 27394560), (768, 26752500), (783, 26240000), (800, 25682400), (820, 25056000), (864, 23780000), (870, 23616000), (900, 22828800), (928, 22140000), (960, 21402000), (984, 20880000), (1000, 20545920), (1024, 20064375), (1025, 20044800), (1044, 19680000), (1080, 19024000), (1107, 18560000), (1125, 18263040), (1152, 17835000), (1160, 17712000), (1189, 17280000), (1200, 17121600), (1230, 16704000), (1250, 16436736), (1280, 16051500), (1305, 15744000), (1312, 15660000), (1350, 15219200), (1392, 14760000), (1440, 14268000), (1450, 14169600), (1476, 13920000), (1500, 13697280), (1536, 13376250), (1566, 13120000), (1600, 12841200), (1640, 12528000), (1728, 11890000), (1740, 11808000), (1800, 11414400), (1845, 11136000), (1856, 11070000), (1875, 10957824), (1920, 10701000), (1968, 10440000), (2000, 10272960), (2050, 10022400), (2088, 9840000), (2160, 9512000), (2175, 9446400), (2214, 9280000), (2250, 9131520), (2304, 8917500), (2320, 8856000), (2378, 8640000), (2400, 8560800), (2460, 8352000), (2500, 8218368), (2560, 8025750), (2610, 7872000), (2624, 7830000), (2700, 7609600), (2784, 7380000), (2880, 7134000), (2900, 7084800), (2952, 6960000), (3000, 6848640), (3072, 6688125), (3075, 6681600), (3132, 6560000), (3200, 6420600), (3280, 6264000), (3375, 6087680), (3456, 5945000), (3480, 5904000), (3567, 5760000), (3600, 5707200), (3625, 5667840), (3690, 5568000), (3712, 5535000), (3750, 5478912), (3840, 5350500), (3915, 5248000), (3936, 5220000), (4000, 5136480), (4100, 5011200), (4176, 4920000), (4320, 4756000), (4350, 4723200), (4428, 4640000), (4500, 4565760), (4608, 4458750), (4640, 4428000), (4756, 4320000), (4800, 4280400), (4920, 4176000), (5000, 4109184), (5120, 4012875), (5125, 4008960), (5220, 3936000), (5248, 3915000), (5400, 3804800), (5535, 3712000), (5568, 3690000), (5625, 3652608), (5760, 3567000), (5800, 3542400), (5904, 3480000), (5945, 3456000), (6000, 3424320), (6150, 3340800), (6264, 3280000), (6400, 3210300), (6525, 3148800), (6560, 3132000), (6750, 3043840), (6912, 2972500), (6960, 2952000), (7134, 2880000), (7200, 2853600), (7250, 2833920), (7380, 2784000), (7424, 2767500), (7500, 2739456), (7680, 2675250), (7830, 2624000), (7872, 2610000), (8000, 2568240), (8200, 2505600), (8352, 2460000), (8640, 2378000), (8700, 2361600), (8856, 2320000), (9000, 2282880), (9216, 2229375), (9225, 2227200), (9280, 2214000), (9512, 2160000), (9600, 2140200), (9840, 2088000), (10000, 2054592), (10250, 2004480), (10440, 1968000), (10496, 1957500), (10701, 1920000), (10800, 1902400), (10875, 1889280), (11070, 1856000), (11136, 1845000), (11250, 1826304), (11520, 1783500), (11600, 1771200), (11808, 1740000), (11890, 1728000), (12000, 1712160), (12300, 1670400), (12528, 1640000), (12800, 1605150), (13050, 1574400), (13120, 1566000), (13500, 1521920), (13824, 1486250), (13920, 1476000), (14268, 1440000), (14400, 1426800), (14500, 1416960), (14760, 1392000), (14848, 1383750), (15000, 1369728), (15360, 1337625), (15375, 1336320), (15660, 1312000), (15744, 1305000), (16000, 1284120), (16400, 1252800), (16704, 1230000), (16875, 1217536), (17280, 1189000), (17400, 1180800), (17712, 1160000), (17835, 1152000), (18000, 1141440), (18125, 1133568), (18450, 1113600), (18560, 1107000), (19024, 1080000), (19200, 1070100), (19575, 1049600), (19680, 1044000), (20000, 1027296), (20500, 1002240), (20880, 984000), (20992, 978750), (21402, 960000), (21600, 951200), (21750, 944640), (22140, 928000), (22272, 922500), (22500, 913152), (23040, 891750), (23200, 885600), (23616, 870000), (23780, 864000), (24000, 856080), (24600, 835200), (25056, 820000), (25600, 802575), (25625, 801792), (26100, 787200), (26240, 783000), (27000, 760960), (27648, 743125), (27675, 742400), (27840, 738000), (28536, 720000), (28800, 713400), (29000, 708480), (29520, 696000), (29696, 691875), (29725, 691200), (30000, 684864), (30750, 668160), (31320, 656000), (31488, 652500), (32000, 642060), (32103, 640000), (32625, 629760), (32800, 626400), (33408, 615000), (33750, 608768), (34560, 594500), (34800, 590400), (35424, 580000), (35670, 576000), (36000, 570720), (36250, 566784), (36900, 556800), (37120, 553500), (38048, 540000), (38400, 535050), (39150, 524800), (39360, 522000), (40000, 513648), (41000, 501120), (41760, 492000), (41984, 489375), (42804, 480000), (43200, 475600), (43500, 472320), (44280, 464000), (44544, 461250), (45000, 456576), (46080, 445875), (46125, 445440), (46400, 442800), (47232, 435000), (47560, 432000), (48000, 428040), (49200, 417600), (50112, 410000), (51250, 400896), (52200, 393600), (52480, 391500), (53505, 384000), (54000, 380480), (54375, 377856), (55350, 371200), (55680, 369000), (57072, 360000), (57600, 356700), (58000, 354240), (59040, 348000), (59450, 345600), (60000, 342432), (61500, 334080), (62640, 328000), (62976, 326250), (64000, 321030), (64206, 320000), (65250, 314880), (65600, 313200), (66816, 307500), (67500, 304384), (69120, 297250), (69600, 295200), (70848, 290000), (71340, 288000), (72000, 285360), (72500, 283392), (73800, 278400), (74240, 276750), (76096, 270000), (76800, 267525), (76875, 267264), (78300, 262400), (78720, 261000), (80000, 256824), (82000, 250560), (83520, 246000), (85608, 240000), (86400, 237800), (87000, 236160), (88560, 232000), (89088, 230625), (89175, 230400), (90000, 228288), (92250, 222720), (92800, 221400), (94464, 217500), (95120, 216000), (96000, 214020), (97875, 209920), (98400, 208800), (100224, 205000), (102500, 200448), (104400, 196800), (104960, 195750), (107010, 192000), (108000, 190240), (108750, 188928), (110700, 185600), (111360, 184500), (114144, 180000), (115200, 178350), (116000, 177120), (118080, 174000), (118900, 172800), (120000, 171216), (123000, 167040), (125280, 164000), (125952, 163125), (128000, 160515), (128412, 160000), (130500, 157440), (131200, 156600), (133632, 153750), (135000, 152192), (138240, 148625), (138375, 148480), (139200, 147600), (141696, 145000), (142680, 144000)]