20281440000

素因数分解:

$2^8\times 3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:146

約数の個数: 720

約数和(自身を含む): 73560453120

約数和(自身を除く): 53279013120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 31, 32, 40, 47, 48, 50, 58, 60, 62, 64, 75, 80, 87, 93, 94, 96, 100, 116, 120, 124, 125, 128, 141, 145, 150, 155, 160, 174, 186, 188, 192, 200, 232, 235, 240, 248, 250, 256, 282, 290, 300, 310, 320, 348, 372, 375, 376, 384, 400, 435, 464, 465, 470, 480, 496, 500, 564, 580, 600, 620, 625, 640, 696, 705, 725, 744, 750, 752, 768, 775, 800, 870, 899, 928, 930, 940, 960, 992, 1000, 1128, 1160, 1175, 1200, 1240, 1250, 1280, 1363, 1392, 1410, 1450, 1457, 1488, 1500, 1504, 1550, 1600, 1740, 1798, 1856, 1860, 1875, 1880, 1920, 1984, 2000, 2175, 2256, 2320, 2325, 2350, 2400, 2480, 2500, 2697, 2726, 2784, 2820, 2900, 2914, 2976, 3000, 3008, 3100, 3200, 3480, 3525, 3596, 3625, 3712, 3720, 3750, 3760, 3840, 3875, 3968, 4000, 4089, 4350, 4371, 4495, 4512, 4640, 4650, 4700, 4800, 4960, 5000, 5394, 5452, 5568, 5640, 5800, 5828, 5875, 5952, 6000, 6016, 6200, 6400, 6815, 6960, 7050, 7192, 7250, 7285, 7424, 7440, 7500, 7520, 7750, 7936, 8000, 8178, 8700, 8742, 8990, 9024, 9280, 9300, 9400, 9600, 9920, 10000, 10788, 10875, 10904, 11136, 11280, 11600, 11625, 11656, 11750, 11904, 12000, 12032, 12400, 13485, 13630, 13920, 14100, 14384, 14500, 14570, 14880, 15000, 15040, 15500, 16000, 16356, 17400, 17484, 17625, 17980, 18048, 18125, 18560, 18600, 18800, 19200, 19375, 19840, 20000, 20445, 21576, 21750, 21808, 21855, 22272, 22475, 22560, 23200, 23250, 23312, 23500, 23808, 24000, 24800, 26970, 27260, 27840, 28200, 28768, 29000, 29140, 29375, 29760, 30000, 30080, 31000, 32000, 32712, 34075, 34800, 34968, 35250, 35960, 36096, 36250, 36425, 37120, 37200, 37600, 38750, 39680, 40000, 40890, 42253, 43152, 43500, 43616, 43710, 44950, 45120, 46400, 46500, 46624, 47000, 48000, 49600, 53940, 54375, 54520, 55680, 56400, 57536, 58000, 58125, 58280, 58750, 59520, 60000, 60160, 62000, 65424, 67425, 68150, 69600, 69936, 70500, 71920, 72500, 72850, 74400, 75200, 77500, 80000, 81780, 84506, 86304, 87000, 87232, 87420, 88125, 89900, 90240, 92800, 93000, 93248, 94000, 96000, 99200, 102225, 107880, 108750, 109040, 109275, 111360, 112375, 112800, 115072, 116000, 116250, 116560, 117500, 119040, 120000, 124000, 126759, 130848, 134850, 136300, 139200, 139872, 141000, 143840, 145000, 145700, 148800, 150400, 155000, 160000, 163560, 169012, 170375, 172608, 174000, 174464, 174840, 176250, 179800, 180480, 182125, 185600, 186000, 186496, 188000, 198400, 204450, 211265, 215760, 217500, 218080, 218550, 224750, 225600, 230144, 232000, 232500, 233120, 235000, 240000, 248000, 253518, 261696, 269700, 272600, 278400, 279744, 282000, 287680, 290000, 291400, 297600, 300800, 310000, 327120, 337125, 338024, 340750, 345216, 348000, 348928, 349680, 352500, 359600, 364250, 372000, 372992, 376000, 408900, 422530, 431520, 435000, 436160, 437100, 449500, 451200, 464000, 465000, 466240, 470000, 480000, 496000, 507036, 511125, 523392, 539400, 545200, 546375, 556800, 559488, 561875, 564000, 575360, 580000, 582800, 595200, 620000, 633795, 654240, 674250, 676048, 681500, 690432, 696000, 699360, 705000, 719200, 728500, 744000, 752000, 817800, 845060, 851875, 863040, 870000, 872320, 874200, 899000, 902400, 910625, 928000, 930000, 932480, 940000, 992000, 1014072, 1022250, 1046784, 1056325, 1078800, 1090400, 1092750, 1118976, 1123750, 1128000, 1150720, 1160000, 1165600, 1240000, 1267590, 1308480, 1348500, 1352096, 1363000, 1392000, 1398720, 1410000, 1438400, 1457000, 1488000, 1504000, 1635600, 1685625, 1690120, 1703750, 1726080, 1740000, 1744640, 1748400, 1798000, 1821250, 1860000, 1864960, 1880000, 2028144, 2044500, 2112650, 2157600, 2180800, 2185500, 2247500, 2256000, 2320000, 2331200, 2480000, 2535180, 2555625, 2616960, 2697000, 2704192, 2726000, 2731875, 2784000, 2797440, 2820000, 2876800, 2914000, 2976000, 3168975, 3271200, 3371250, 3380240, 3407500, 3452160, 3480000, 3496800, 3596000, 3642500, 3720000, 3760000, 4056288, 4089000, 4225300, 4315200, 4361600, 4371000, 4495000, 4512000, 4640000, 4662400, 4960000, 5070360, 5111250, 5233920, 5281625, 5394000, 5408384, 5452000, 5463750, 5594880, 5640000, 5753600, 5828000, 6337950, 6542400, 6742500, 6760480, 6815000, 6960000, 6993600, 7192000, 7285000, 7440000, 7520000, 8112576, 8178000, 8450600, 8630400, 8723200, 8742000, 8990000, 9324800, 10140720, 10222500, 10563250, 10788000, 10816768, 10904000, 10927500, 11280000, 11656000, 12675900, 13084800, 13485000, 13520960, 13630000, 13920000, 13987200, 14384000, 14570000, 14880000, 15844875, 16225152, 16356000, 16901200, 17260800, 17484000, 17980000, 20281440, 20445000, 21126500, 21576000, 21808000, 21855000, 22560000, 23312000, 25351800, 26169600, 26408125, 26970000, 27041920, 27260000, 27974400, 28768000, 29140000, 31689750, 32450304, 32712000, 33802400, 34968000, 35960000, 40562880, 40890000, 42253000, 43152000, 43616000, 43710000, 46624000, 50703600, 52816250, 53940000, 54083840, 54520000, 58280000, 63379500, 65424000, 67604800, 69936000, 71920000, 79224375, 81125760, 81780000, 84506000, 86304000, 87420000, 101407200, 105632500, 107880000, 109040000, 116560000, 126759000, 130848000, 135209600, 139872000, 143840000, 158448750, 162251520, 163560000, 169012000, 174840000, 202814400, 211265000, 215760000, 218080000, 233120000, 253518000, 270419200, 316897500, 327120000, 338024000, 349680000, 405628800, 422530000, 431520000, 507036000, 633795000, 654240000, 676048000, 699360000, 811257600, 845060000, 1014072000, 1267590000, 1352096000, 1690120000, 2028144000, 2535180000, 3380240000, 4056288000, 5070360000, 6760480000, 10140720000, 20281440000]

約数ペア:

[(1, 20281440000), (2, 10140720000), (3, 6760480000), (4, 5070360000), (5, 4056288000), (6, 3380240000), (8, 2535180000), (10, 2028144000), (12, 1690120000), (15, 1352096000), (16, 1267590000), (20, 1014072000), (24, 845060000), (25, 811257600), (29, 699360000), (30, 676048000), (31, 654240000), (32, 633795000), (40, 507036000), (47, 431520000), (48, 422530000), (50, 405628800), (58, 349680000), (60, 338024000), (62, 327120000), (64, 316897500), (75, 270419200), (80, 253518000), (87, 233120000), (93, 218080000), (94, 215760000), (96, 211265000), (100, 202814400), (116, 174840000), (120, 169012000), (124, 163560000), (125, 162251520), (128, 158448750), (141, 143840000), (145, 139872000), (150, 135209600), (155, 130848000), (160, 126759000), (174, 116560000), (186, 109040000), (188, 107880000), (192, 105632500), (200, 101407200), (232, 87420000), (235, 86304000), (240, 84506000), (248, 81780000), (250, 81125760), (256, 79224375), (282, 71920000), (290, 69936000), (300, 67604800), (310, 65424000), (320, 63379500), (348, 58280000), (372, 54520000), (375, 54083840), (376, 53940000), (384, 52816250), (400, 50703600), (435, 46624000), (464, 43710000), (465, 43616000), (470, 43152000), (480, 42253000), (496, 40890000), (500, 40562880), (564, 35960000), (580, 34968000), (600, 33802400), (620, 32712000), (625, 32450304), (640, 31689750), (696, 29140000), (705, 28768000), (725, 27974400), (744, 27260000), (750, 27041920), (752, 26970000), (768, 26408125), (775, 26169600), (800, 25351800), (870, 23312000), (899, 22560000), (928, 21855000), (930, 21808000), (940, 21576000), (960, 21126500), (992, 20445000), (1000, 20281440), (1128, 17980000), (1160, 17484000), (1175, 17260800), (1200, 16901200), (1240, 16356000), (1250, 16225152), (1280, 15844875), (1363, 14880000), (1392, 14570000), (1410, 14384000), (1450, 13987200), (1457, 13920000), (1488, 13630000), (1500, 13520960), (1504, 13485000), (1550, 13084800), (1600, 12675900), (1740, 11656000), (1798, 11280000), (1856, 10927500), (1860, 10904000), (1875, 10816768), (1880, 10788000), (1920, 10563250), (1984, 10222500), (2000, 10140720), (2175, 9324800), (2256, 8990000), (2320, 8742000), (2325, 8723200), (2350, 8630400), (2400, 8450600), (2480, 8178000), (2500, 8112576), (2697, 7520000), (2726, 7440000), (2784, 7285000), (2820, 7192000), (2900, 6993600), (2914, 6960000), (2976, 6815000), (3000, 6760480), (3008, 6742500), (3100, 6542400), (3200, 6337950), (3480, 5828000), (3525, 5753600), (3596, 5640000), (3625, 5594880), (3712, 5463750), (3720, 5452000), (3750, 5408384), (3760, 5394000), (3840, 5281625), (3875, 5233920), (3968, 5111250), (4000, 5070360), (4089, 4960000), (4350, 4662400), (4371, 4640000), (4495, 4512000), (4512, 4495000), (4640, 4371000), (4650, 4361600), (4700, 4315200), (4800, 4225300), (4960, 4089000), (5000, 4056288), (5394, 3760000), (5452, 3720000), (5568, 3642500), (5640, 3596000), (5800, 3496800), (5828, 3480000), (5875, 3452160), (5952, 3407500), (6000, 3380240), (6016, 3371250), (6200, 3271200), (6400, 3168975), (6815, 2976000), (6960, 2914000), (7050, 2876800), (7192, 2820000), (7250, 2797440), (7285, 2784000), (7424, 2731875), (7440, 2726000), (7500, 2704192), (7520, 2697000), (7750, 2616960), (7936, 2555625), (8000, 2535180), (8178, 2480000), (8700, 2331200), (8742, 2320000), (8990, 2256000), (9024, 2247500), (9280, 2185500), (9300, 2180800), (9400, 2157600), (9600, 2112650), (9920, 2044500), (10000, 2028144), (10788, 1880000), (10875, 1864960), (10904, 1860000), (11136, 1821250), (11280, 1798000), (11600, 1748400), (11625, 1744640), (11656, 1740000), (11750, 1726080), (11904, 1703750), (12000, 1690120), (12032, 1685625), (12400, 1635600), (13485, 1504000), (13630, 1488000), (13920, 1457000), (14100, 1438400), (14384, 1410000), (14500, 1398720), (14570, 1392000), (14880, 1363000), (15000, 1352096), (15040, 1348500), (15500, 1308480), (16000, 1267590), (16356, 1240000), (17400, 1165600), (17484, 1160000), (17625, 1150720), (17980, 1128000), (18048, 1123750), (18125, 1118976), (18560, 1092750), (18600, 1090400), (18800, 1078800), (19200, 1056325), (19375, 1046784), (19840, 1022250), (20000, 1014072), (20445, 992000), (21576, 940000), (21750, 932480), (21808, 930000), (21855, 928000), (22272, 910625), (22475, 902400), (22560, 899000), (23200, 874200), (23250, 872320), (23312, 870000), (23500, 863040), (23808, 851875), (24000, 845060), (24800, 817800), (26970, 752000), (27260, 744000), (27840, 728500), (28200, 719200), (28768, 705000), (29000, 699360), (29140, 696000), (29375, 690432), (29760, 681500), (30000, 676048), (30080, 674250), (31000, 654240), (32000, 633795), (32712, 620000), (34075, 595200), (34800, 582800), (34968, 580000), (35250, 575360), (35960, 564000), (36096, 561875), (36250, 559488), (36425, 556800), (37120, 546375), (37200, 545200), (37600, 539400), (38750, 523392), (39680, 511125), (40000, 507036), (40890, 496000), (42253, 480000), (43152, 470000), (43500, 466240), (43616, 465000), (43710, 464000), (44950, 451200), (45120, 449500), (46400, 437100), (46500, 436160), (46624, 435000), (47000, 431520), (48000, 422530), (49600, 408900), (53940, 376000), (54375, 372992), (54520, 372000), (55680, 364250), (56400, 359600), (57536, 352500), (58000, 349680), (58125, 348928), (58280, 348000), (58750, 345216), (59520, 340750), (60000, 338024), (60160, 337125), (62000, 327120), (65424, 310000), (67425, 300800), (68150, 297600), (69600, 291400), (69936, 290000), (70500, 287680), (71920, 282000), (72500, 279744), (72850, 278400), (74400, 272600), (75200, 269700), (77500, 261696), (80000, 253518), (81780, 248000), (84506, 240000), (86304, 235000), (87000, 233120), (87232, 232500), (87420, 232000), (88125, 230144), (89900, 225600), (90240, 224750), (92800, 218550), (93000, 218080), (93248, 217500), (94000, 215760), (96000, 211265), (99200, 204450), (102225, 198400), (107880, 188000), (108750, 186496), (109040, 186000), (109275, 185600), (111360, 182125), (112375, 180480), (112800, 179800), (115072, 176250), (116000, 174840), (116250, 174464), (116560, 174000), (117500, 172608), (119040, 170375), (120000, 169012), (124000, 163560), (126759, 160000), (130848, 155000), (134850, 150400), (136300, 148800), (139200, 145700), (139872, 145000), (141000, 143840)]