20805120000

素因数分解:

$2^{12}\times 3^3\times 5^4\times 7^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 1040

約数和(自身を含む): 90072167680

約数和(自身を除く): 69267047680

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, 43, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 84, 86, 90, 96, 100, 105, 108, 112, 120, 125, 126, 128, 129, 135, 140, 144, 150, 160, 168, 172, 175, 180, 189, 192, 200, 210, 215, 216, 224, 225, 240, 250, 252, 256, 258, 270, 280, 288, 300, 301, 315, 320, 336, 344, 350, 360, 375, 378, 384, 387, 400, 420, 430, 432, 448, 450, 480, 500, 504, 512, 516, 525, 540, 560, 576, 600, 602, 625, 630, 640, 645, 672, 675, 688, 700, 720, 750, 756, 768, 774, 800, 840, 860, 864, 875, 896, 900, 903, 945, 960, 1000, 1008, 1024, 1032, 1050, 1075, 1080, 1120, 1125, 1152, 1161, 1200, 1204, 1250, 1260, 1280, 1290, 1344, 1350, 1376, 1400, 1440, 1500, 1505, 1512, 1536, 1548, 1575, 1600, 1680, 1720, 1728, 1750, 1792, 1800, 1806, 1875, 1890, 1920, 1935, 2000, 2016, 2048, 2064, 2100, 2150, 2160, 2240, 2250, 2304, 2322, 2400, 2408, 2500, 2520, 2560, 2580, 2625, 2688, 2700, 2709, 2752, 2800, 2880, 3000, 3010, 3024, 3072, 3096, 3150, 3200, 3225, 3360, 3375, 3440, 3456, 3500, 3584, 3600, 3612, 3750, 3780, 3840, 3870, 4000, 4032, 4096, 4128, 4200, 4300, 4320, 4375, 4480, 4500, 4515, 4608, 4644, 4725, 4800, 4816, 5000, 5040, 5120, 5160, 5250, 5375, 5376, 5400, 5418, 5504, 5600, 5625, 5760, 5805, 6000, 6020, 6048, 6144, 6192, 6300, 6400, 6450, 6720, 6750, 6880, 6912, 7000, 7168, 7200, 7224, 7500, 7525, 7560, 7680, 7740, 7875, 8000, 8064, 8127, 8256, 8400, 8600, 8640, 8750, 8960, 9000, 9030, 9216, 9288, 9450, 9600, 9632, 9675, 10000, 10080, 10240, 10320, 10500, 10750, 10752, 10800, 10836, 11008, 11200, 11250, 11520, 11610, 12000, 12040, 12096, 12288, 12384, 12600, 12800, 12900, 13125, 13440, 13500, 13545, 13760, 13824, 14000, 14336, 14400, 14448, 15000, 15050, 15120, 15360, 15480, 15750, 16000, 16125, 16128, 16254, 16512, 16800, 16875, 17200, 17280, 17500, 17920, 18000, 18060, 18432, 18576, 18900, 19200, 19264, 19350, 20000, 20160, 20480, 20640, 21000, 21500, 21504, 21600, 21672, 22016, 22400, 22500, 22575, 23040, 23220, 23625, 24000, 24080, 24192, 24768, 25200, 25600, 25800, 26250, 26875, 26880, 27000, 27090, 27520, 27648, 28000, 28672, 28800, 28896, 29025, 30000, 30100, 30240, 30720, 30960, 31500, 32000, 32250, 32256, 32508, 33024, 33600, 33750, 34400, 34560, 35000, 35840, 36000, 36120, 36864, 37152, 37625, 37800, 38400, 38528, 38700, 39375, 40000, 40320, 40635, 41280, 42000, 43000, 43008, 43200, 43344, 44032, 44800, 45000, 45150, 46080, 46440, 47250, 48000, 48160, 48375, 48384, 49536, 50400, 51200, 51600, 52500, 53750, 53760, 54000, 54180, 55040, 55296, 56000, 57600, 57792, 58050, 60000, 60200, 60480, 61440, 61920, 63000, 64000, 64500, 64512, 65016, 66048, 67200, 67500, 67725, 68800, 69120, 70000, 71680, 72000, 72240, 74304, 75250, 75600, 76800, 77056, 77400, 78750, 80000, 80625, 80640, 81270, 82560, 84000, 86000, 86016, 86400, 86688, 88064, 89600, 90000, 90300, 92160, 92880, 94500, 96000, 96320, 96750, 96768, 99072, 100800, 102400, 103200, 105000, 107500, 107520, 108000, 108360, 110080, 110592, 112000, 112875, 115200, 115584, 116100, 118125, 120000, 120400, 120960, 123840, 126000, 128000, 129000, 129024, 130032, 132096, 134400, 135000, 135450, 137600, 138240, 140000, 143360, 144000, 144480, 145125, 148608, 150500, 151200, 153600, 154112, 154800, 157500, 160000, 161250, 161280, 162540, 165120, 168000, 172000, 172800, 173376, 176128, 179200, 180000, 180600, 184320, 185760, 188125, 189000, 192000, 192640, 193500, 193536, 198144, 201600, 203175, 206400, 210000, 215000, 215040, 216000, 216720, 220160, 224000, 225750, 230400, 231168, 232200, 236250, 240000, 240800, 241875, 241920, 247680, 252000, 256000, 258000, 258048, 260064, 264192, 268800, 270000, 270900, 275200, 276480, 280000, 288000, 288960, 290250, 297216, 301000, 302400, 307200, 308224, 309600, 315000, 320000, 322500, 322560, 325080, 330240, 336000, 338625, 344000, 345600, 346752, 358400, 360000, 361200, 371520, 376250, 378000, 384000, 385280, 387000, 387072, 396288, 403200, 406350, 412800, 420000, 430000, 430080, 432000, 433440, 440320, 448000, 451500, 460800, 462336, 464400, 472500, 480000, 481600, 483750, 483840, 495360, 504000, 512000, 516000, 520128, 528384, 537600, 540000, 541800, 550400, 552960, 560000, 564375, 576000, 577920, 580500, 594432, 602000, 604800, 616448, 619200, 630000, 640000, 645000, 645120, 650160, 660480, 672000, 677250, 688000, 691200, 693504, 716800, 720000, 722400, 725625, 743040, 752500, 756000, 768000, 770560, 774000, 774144, 792576, 806400, 812700, 825600, 840000, 860000, 864000, 866880, 880640, 896000, 903000, 921600, 924672, 928800, 945000, 960000, 963200, 967500, 967680, 990720, 1008000, 1015875, 1032000, 1040256, 1075200, 1080000, 1083600, 1100800, 1120000, 1128750, 1152000, 1155840, 1161000, 1188864, 1204000, 1209600, 1232896, 1238400, 1260000, 1280000, 1290000, 1290240, 1300320, 1320960, 1344000, 1354500, 1376000, 1382400, 1387008, 1440000, 1444800, 1451250, 1486080, 1505000, 1512000, 1536000, 1541120, 1548000, 1585152, 1612800, 1625400, 1651200, 1680000, 1693125, 1720000, 1728000, 1733760, 1792000, 1806000, 1849344, 1857600, 1890000, 1920000, 1926400, 1935000, 1935360, 1981440, 2016000, 2031750, 2064000, 2080512, 2150400, 2160000, 2167200, 2201600, 2240000, 2257500, 2304000, 2311680, 2322000, 2377728, 2408000, 2419200, 2476800, 2520000, 2560000, 2580000, 2600640, 2641920, 2688000, 2709000, 2752000, 2764800, 2774016, 2880000, 2889600, 2902500, 2972160, 3010000, 3024000, 3082240, 3096000, 3225600, 3250800, 3302400, 3360000, 3386250, 3440000, 3456000, 3467520, 3584000, 3612000, 3698688, 3715200, 3780000, 3840000, 3852800, 3870000, 3870720, 3962880, 4032000, 4063500, 4128000, 4161024, 4320000, 4334400, 4403200, 4480000, 4515000, 4608000, 4623360, 4644000, 4755456, 4816000, 4838400, 4953600, 5040000, 5079375, 5160000, 5201280, 5376000, 5418000, 5504000, 5548032, 5760000, 5779200, 5805000, 5944320, 6020000, 6048000, 6164480, 6192000, 6451200, 6501600, 6604800, 6720000, 6772500, 6880000, 6912000, 6935040, 7224000, 7430400, 7560000, 7680000, 7705600, 7740000, 7925760, 8064000, 8127000, 8256000, 8322048, 8640000, 8668800, 8960000, 9030000, 9246720, 9288000, 9632000, 9676800, 9907200, 10080000, 10158750, 10320000, 10402560, 10752000, 10836000, 11008000, 11096064, 11520000, 11558400, 11610000, 11888640, 12040000, 12096000, 12384000, 13003200, 13209600, 13440000, 13545000, 13760000, 13824000, 13870080, 14448000, 14860800, 15120000, 15411200, 15480000, 16128000, 16254000, 16512000, 16644096, 17280000, 17337600, 17920000, 18060000, 18493440, 18576000, 19264000, 19353600, 19814400, 20160000, 20317500, 20640000, 20805120, 21672000, 22016000, 23040000, 23116800, 23220000, 23777280, 24080000, 24192000, 24768000, 26006400, 26880000, 27090000, 27520000, 27740160, 28896000, 29721600, 30240000, 30822400, 30960000, 32256000, 32508000, 33024000, 33288192, 34560000, 34675200, 36120000, 37152000, 38528000, 39628800, 40320000, 40635000, 41280000, 41610240, 43344000, 46233600, 46440000, 48160000, 48384000, 49536000, 52012800, 53760000, 54180000, 55040000, 55480320, 57792000, 59443200, 60480000, 61920000, 65016000, 66048000, 69120000, 69350400, 72240000, 74304000, 77056000, 80640000, 81270000, 82560000, 83220480, 86688000, 92467200, 92880000, 96320000, 96768000, 99072000, 104025600, 108360000, 110080000, 115584000, 118886400, 120960000, 123840000, 130032000, 138700800, 144480000, 148608000, 154112000, 161280000, 162540000, 165120000, 166440960, 173376000, 185760000, 192640000, 198144000, 208051200, 216720000, 231168000, 241920000, 247680000, 260064000, 277401600, 288960000, 297216000, 325080000, 330240000, 346752000, 371520000, 385280000, 416102400, 433440000, 462336000, 483840000, 495360000, 520128000, 577920000, 594432000, 650160000, 693504000, 743040000, 770560000, 832204800, 866880000, 990720000, 1040256000, 1155840000, 1300320000, 1387008000, 1486080000, 1733760000, 2080512000, 2311680000, 2600640000, 2972160000, 3467520000, 4161024000, 5201280000, 6935040000, 10402560000, 20805120000]

約数ペア:

[(1, 20805120000), (2, 10402560000), (3, 6935040000), (4, 5201280000), (5, 4161024000), (6, 3467520000), (7, 2972160000), (8, 2600640000), (9, 2311680000), (10, 2080512000), (12, 1733760000), (14, 1486080000), (15, 1387008000), (16, 1300320000), (18, 1155840000), (20, 1040256000), (21, 990720000), (24, 866880000), (25, 832204800), (27, 770560000), (28, 743040000), (30, 693504000), (32, 650160000), (35, 594432000), (36, 577920000), (40, 520128000), (42, 495360000), (43, 483840000), (45, 462336000), (48, 433440000), (50, 416102400), (54, 385280000), (56, 371520000), (60, 346752000), (63, 330240000), (64, 325080000), (70, 297216000), (72, 288960000), (75, 277401600), (80, 260064000), (84, 247680000), (86, 241920000), (90, 231168000), (96, 216720000), (100, 208051200), (105, 198144000), (108, 192640000), (112, 185760000), (120, 173376000), (125, 166440960), (126, 165120000), (128, 162540000), (129, 161280000), (135, 154112000), (140, 148608000), (144, 144480000), (150, 138700800), (160, 130032000), (168, 123840000), (172, 120960000), (175, 118886400), (180, 115584000), (189, 110080000), (192, 108360000), (200, 104025600), (210, 99072000), (215, 96768000), (216, 96320000), (224, 92880000), (225, 92467200), (240, 86688000), (250, 83220480), (252, 82560000), (256, 81270000), (258, 80640000), (270, 77056000), (280, 74304000), (288, 72240000), (300, 69350400), (301, 69120000), (315, 66048000), (320, 65016000), (336, 61920000), (344, 60480000), (350, 59443200), (360, 57792000), (375, 55480320), (378, 55040000), (384, 54180000), (387, 53760000), (400, 52012800), (420, 49536000), (430, 48384000), (432, 48160000), (448, 46440000), (450, 46233600), (480, 43344000), (500, 41610240), (504, 41280000), (512, 40635000), (516, 40320000), (525, 39628800), (540, 38528000), (560, 37152000), (576, 36120000), (600, 34675200), (602, 34560000), (625, 33288192), (630, 33024000), (640, 32508000), (645, 32256000), (672, 30960000), (675, 30822400), (688, 30240000), (700, 29721600), (720, 28896000), (750, 27740160), (756, 27520000), (768, 27090000), (774, 26880000), (800, 26006400), (840, 24768000), (860, 24192000), (864, 24080000), (875, 23777280), (896, 23220000), (900, 23116800), (903, 23040000), (945, 22016000), (960, 21672000), (1000, 20805120), (1008, 20640000), (1024, 20317500), (1032, 20160000), (1050, 19814400), (1075, 19353600), (1080, 19264000), (1120, 18576000), (1125, 18493440), (1152, 18060000), (1161, 17920000), (1200, 17337600), (1204, 17280000), (1250, 16644096), (1260, 16512000), (1280, 16254000), (1290, 16128000), (1344, 15480000), (1350, 15411200), (1376, 15120000), (1400, 14860800), (1440, 14448000), (1500, 13870080), (1505, 13824000), (1512, 13760000), (1536, 13545000), (1548, 13440000), (1575, 13209600), (1600, 13003200), (1680, 12384000), (1720, 12096000), (1728, 12040000), (1750, 11888640), (1792, 11610000), (1800, 11558400), (1806, 11520000), (1875, 11096064), (1890, 11008000), (1920, 10836000), (1935, 10752000), (2000, 10402560), (2016, 10320000), (2048, 10158750), (2064, 10080000), (2100, 9907200), (2150, 9676800), (2160, 9632000), (2240, 9288000), (2250, 9246720), (2304, 9030000), (2322, 8960000), (2400, 8668800), (2408, 8640000), (2500, 8322048), (2520, 8256000), (2560, 8127000), (2580, 8064000), (2625, 7925760), (2688, 7740000), (2700, 7705600), (2709, 7680000), (2752, 7560000), (2800, 7430400), (2880, 7224000), (3000, 6935040), (3010, 6912000), (3024, 6880000), (3072, 6772500), (3096, 6720000), (3150, 6604800), (3200, 6501600), (3225, 6451200), (3360, 6192000), (3375, 6164480), (3440, 6048000), (3456, 6020000), (3500, 5944320), (3584, 5805000), (3600, 5779200), (3612, 5760000), (3750, 5548032), (3780, 5504000), (3840, 5418000), (3870, 5376000), (4000, 5201280), (4032, 5160000), (4096, 5079375), (4128, 5040000), (4200, 4953600), (4300, 4838400), (4320, 4816000), (4375, 4755456), (4480, 4644000), (4500, 4623360), (4515, 4608000), (4608, 4515000), (4644, 4480000), (4725, 4403200), (4800, 4334400), (4816, 4320000), (5000, 4161024), (5040, 4128000), (5120, 4063500), (5160, 4032000), (5250, 3962880), (5375, 3870720), (5376, 3870000), (5400, 3852800), (5418, 3840000), (5504, 3780000), (5600, 3715200), (5625, 3698688), (5760, 3612000), (5805, 3584000), (6000, 3467520), (6020, 3456000), (6048, 3440000), (6144, 3386250), (6192, 3360000), (6300, 3302400), (6400, 3250800), (6450, 3225600), (6720, 3096000), (6750, 3082240), (6880, 3024000), (6912, 3010000), (7000, 2972160), (7168, 2902500), (7200, 2889600), (7224, 2880000), (7500, 2774016), (7525, 2764800), (7560, 2752000), (7680, 2709000), (7740, 2688000), (7875, 2641920), (8000, 2600640), (8064, 2580000), (8127, 2560000), (8256, 2520000), (8400, 2476800), (8600, 2419200), (8640, 2408000), (8750, 2377728), (8960, 2322000), (9000, 2311680), (9030, 2304000), (9216, 2257500), (9288, 2240000), (9450, 2201600), (9600, 2167200), (9632, 2160000), (9675, 2150400), (10000, 2080512), (10080, 2064000), (10240, 2031750), (10320, 2016000), (10500, 1981440), (10750, 1935360), (10752, 1935000), (10800, 1926400), (10836, 1920000), (11008, 1890000), (11200, 1857600), (11250, 1849344), (11520, 1806000), (11610, 1792000), (12000, 1733760), (12040, 1728000), (12096, 1720000), (12288, 1693125), (12384, 1680000), (12600, 1651200), (12800, 1625400), (12900, 1612800), (13125, 1585152), (13440, 1548000), (13500, 1541120), (13545, 1536000), (13760, 1512000), (13824, 1505000), (14000, 1486080), (14336, 1451250), (14400, 1444800), (14448, 1440000), (15000, 1387008), (15050, 1382400), (15120, 1376000), (15360, 1354500), (15480, 1344000), (15750, 1320960), (16000, 1300320), (16125, 1290240), (16128, 1290000), (16254, 1280000), (16512, 1260000), (16800, 1238400), (16875, 1232896), (17200, 1209600), (17280, 1204000), (17500, 1188864), (17920, 1161000), (18000, 1155840), (18060, 1152000), (18432, 1128750), (18576, 1120000), (18900, 1100800), (19200, 1083600), (19264, 1080000), (19350, 1075200), (20000, 1040256), (20160, 1032000), (20480, 1015875), (20640, 1008000), (21000, 990720), (21500, 967680), (21504, 967500), (21600, 963200), (21672, 960000), (22016, 945000), (22400, 928800), (22500, 924672), (22575, 921600), (23040, 903000), (23220, 896000), (23625, 880640), (24000, 866880), (24080, 864000), (24192, 860000), (24768, 840000), (25200, 825600), (25600, 812700), (25800, 806400), (26250, 792576), (26875, 774144), (26880, 774000), (27000, 770560), (27090, 768000), (27520, 756000), (27648, 752500), (28000, 743040), (28672, 725625), (28800, 722400), (28896, 720000), (29025, 716800), (30000, 693504), (30100, 691200), (30240, 688000), (30720, 677250), (30960, 672000), (31500, 660480), (32000, 650160), (32250, 645120), (32256, 645000), (32508, 640000), (33024, 630000), (33600, 619200), (33750, 616448), (34400, 604800), (34560, 602000), (35000, 594432), (35840, 580500), (36000, 577920), (36120, 576000), (36864, 564375), (37152, 560000), (37625, 552960), (37800, 550400), (38400, 541800), (38528, 540000), (38700, 537600), (39375, 528384), (40000, 520128), (40320, 516000), (40635, 512000), (41280, 504000), (42000, 495360), (43000, 483840), (43008, 483750), (43200, 481600), (43344, 480000), (44032, 472500), (44800, 464400), (45000, 462336), (45150, 460800), (46080, 451500), (46440, 448000), (47250, 440320), (48000, 433440), (48160, 432000), (48375, 430080), (48384, 430000), (49536, 420000), (50400, 412800), (51200, 406350), (51600, 403200), (52500, 396288), (53750, 387072), (53760, 387000), (54000, 385280), (54180, 384000), (55040, 378000), (55296, 376250), (56000, 371520), (57600, 361200), (57792, 360000), (58050, 358400), (60000, 346752), (60200, 345600), (60480, 344000), (61440, 338625), (61920, 336000), (63000, 330240), (64000, 325080), (64500, 322560), (64512, 322500), (65016, 320000), (66048, 315000), (67200, 309600), (67500, 308224), (67725, 307200), (68800, 302400), (69120, 301000), (70000, 297216), (71680, 290250), (72000, 288960), (72240, 288000), (74304, 280000), (75250, 276480), (75600, 275200), (76800, 270900), (77056, 270000), (77400, 268800), (78750, 264192), (80000, 260064), (80625, 258048), (80640, 258000), (81270, 256000), (82560, 252000), (84000, 247680), (86000, 241920), (86016, 241875), (86400, 240800), (86688, 240000), (88064, 236250), (89600, 232200), (90000, 231168), (90300, 230400), (92160, 225750), (92880, 224000), (94500, 220160), (96000, 216720), (96320, 216000), (96750, 215040), (96768, 215000), (99072, 210000), (100800, 206400), (102400, 203175), (103200, 201600), (105000, 198144), (107500, 193536), (107520, 193500), (108000, 192640), (108360, 192000), (110080, 189000), (110592, 188125), (112000, 185760), (112875, 184320), (115200, 180600), (115584, 180000), (116100, 179200), (118125, 176128), (120000, 173376), (120400, 172800), (120960, 172000), (123840, 168000), (126000, 165120), (128000, 162540), (129000, 161280), (129024, 161250), (130032, 160000), (132096, 157500), (134400, 154800), (135000, 154112), (135450, 153600), (137600, 151200), (138240, 150500), (140000, 148608), (143360, 145125), (144000, 144480)]