20781696000

素因数分解:

$2^{10}\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 704

約数和(自身を含む): 78111161856

約数和(自身を除く): 57329465856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 25, 26, 30, 32, 39, 40, 46, 48, 50, 52, 60, 64, 65, 69, 75, 78, 80, 92, 96, 100, 104, 115, 120, 125, 128, 130, 138, 150, 156, 160, 181, 184, 192, 195, 200, 208, 230, 240, 250, 256, 260, 276, 299, 300, 312, 320, 325, 345, 362, 368, 375, 384, 390, 400, 416, 460, 480, 500, 512, 520, 543, 552, 575, 598, 600, 624, 640, 650, 690, 724, 736, 750, 768, 780, 800, 832, 897, 905, 920, 960, 975, 1000, 1024, 1040, 1086, 1104, 1150, 1196, 1200, 1248, 1280, 1300, 1380, 1448, 1472, 1495, 1500, 1536, 1560, 1600, 1625, 1664, 1725, 1794, 1810, 1840, 1920, 1950, 2000, 2080, 2172, 2208, 2300, 2353, 2392, 2400, 2496, 2560, 2600, 2715, 2760, 2875, 2896, 2944, 2990, 3000, 3072, 3120, 3200, 3250, 3328, 3450, 3588, 3620, 3680, 3840, 3900, 4000, 4160, 4163, 4344, 4416, 4485, 4525, 4600, 4706, 4784, 4800, 4875, 4992, 5120, 5200, 5430, 5520, 5750, 5792, 5888, 5980, 6000, 6240, 6400, 6500, 6656, 6900, 7059, 7176, 7240, 7360, 7475, 7680, 7800, 8000, 8320, 8326, 8625, 8688, 8832, 8970, 9050, 9200, 9412, 9568, 9600, 9750, 9984, 10400, 10860, 11040, 11500, 11584, 11765, 11776, 11960, 12000, 12480, 12489, 12800, 13000, 13312, 13575, 13800, 14118, 14352, 14480, 14720, 14950, 15360, 15600, 16000, 16640, 16652, 17250, 17376, 17664, 17940, 18100, 18400, 18824, 19136, 19200, 19500, 19968, 20800, 20815, 21720, 22080, 22425, 22625, 23000, 23168, 23530, 23552, 23920, 24000, 24960, 24978, 25600, 26000, 27150, 27600, 28236, 28704, 28960, 29440, 29900, 31200, 32000, 33280, 33304, 34500, 34752, 35295, 35328, 35880, 36200, 36800, 37375, 37648, 38272, 38400, 39000, 39936, 41600, 41630, 43440, 44160, 44850, 45250, 46000, 46336, 47060, 47840, 48000, 49920, 49956, 52000, 54119, 54300, 55200, 56472, 57408, 57920, 58825, 58880, 59800, 62400, 62445, 64000, 66560, 66608, 67875, 69000, 69504, 70590, 70656, 71760, 72400, 73600, 74750, 75296, 76544, 76800, 78000, 83200, 83260, 86880, 88320, 89700, 90500, 92000, 92672, 94120, 95680, 96000, 99840, 99912, 104000, 104075, 108238, 108600, 110400, 112125, 112944, 114816, 115840, 117650, 117760, 119600, 124800, 124890, 128000, 133216, 135750, 138000, 139008, 141180, 143520, 144800, 147200, 149500, 150592, 153088, 156000, 162357, 166400, 166520, 173760, 176475, 176640, 179400, 181000, 184000, 185344, 188240, 191360, 192000, 199680, 199824, 208000, 208150, 216476, 217200, 220800, 224250, 225888, 229632, 231680, 235300, 239200, 249600, 249780, 266432, 270595, 271500, 276000, 278016, 282360, 287040, 289600, 294125, 294400, 299000, 301184, 306176, 312000, 312225, 324714, 332800, 333040, 347520, 352950, 353280, 358800, 362000, 368000, 376480, 382720, 384000, 399648, 416000, 416300, 432952, 434400, 441600, 448500, 451776, 459264, 463360, 470600, 478400, 499200, 499560, 520375, 532864, 541190, 543000, 552000, 556032, 564720, 574080, 579200, 588250, 588800, 598000, 602368, 624000, 624450, 649428, 666080, 695040, 705900, 717600, 724000, 736000, 752960, 765440, 799296, 811785, 832000, 832600, 865904, 868800, 882375, 883200, 897000, 903552, 918528, 926720, 941200, 956800, 998400, 999120, 1040750, 1065728, 1082380, 1086000, 1104000, 1129440, 1148160, 1158400, 1176500, 1196000, 1204736, 1248000, 1248900, 1298856, 1332160, 1352975, 1390080, 1411800, 1435200, 1448000, 1472000, 1505920, 1530880, 1561125, 1598592, 1623570, 1664000, 1665200, 1731808, 1737600, 1764750, 1766400, 1794000, 1807104, 1882400, 1913600, 1998240, 2081500, 2131456, 2164760, 2172000, 2208000, 2258880, 2296320, 2316800, 2353000, 2392000, 2409472, 2496000, 2497800, 2597712, 2664320, 2705950, 2780160, 2823600, 2870400, 2896000, 2944000, 3011840, 3122250, 3197184, 3247140, 3330400, 3463616, 3475200, 3529500, 3588000, 3614208, 3764800, 3827200, 3996480, 4058925, 4163000, 4262912, 4329520, 4344000, 4416000, 4517760, 4592640, 4633600, 4706000, 4784000, 4992000, 4995600, 5195424, 5328640, 5411900, 5647200, 5740800, 5792000, 6023680, 6244500, 6394368, 6494280, 6660800, 6764875, 6927232, 6950400, 7059000, 7176000, 7228416, 7529600, 7654400, 7992960, 8117850, 8326000, 8659040, 8688000, 8832000, 9035520, 9412000, 9568000, 9991200, 10390848, 10657280, 10823800, 11294400, 11481600, 11584000, 12047360, 12489000, 12788736, 12988560, 13321600, 13529750, 13854464, 13900800, 14118000, 14352000, 15059200, 15985920, 16235700, 16652000, 17318080, 17376000, 18071040, 18824000, 19136000, 19982400, 20294625, 20781696, 21314560, 21647600, 22588800, 22963200, 23168000, 24978000, 25977120, 26643200, 27059500, 27708928, 28236000, 28704000, 30118400, 31971840, 32471400, 33304000, 34636160, 34752000, 36142080, 37648000, 38272000, 39964800, 40589250, 41563392, 43295200, 45177600, 49956000, 51954240, 53286400, 54119000, 55417856, 56472000, 57408000, 60236800, 63943680, 64942800, 66608000, 69272320, 69504000, 75296000, 79929600, 81178500, 83126784, 86590400, 90355200, 99912000, 103908480, 106572800, 108238000, 112944000, 114816000, 129885600, 133216000, 138544640, 150592000, 159859200, 162357000, 166253568, 173180800, 180710400, 199824000, 207816960, 216476000, 225888000, 259771200, 266432000, 277089280, 301184000, 319718400, 324714000, 346361600, 399648000, 415633920, 432952000, 451776000, 519542400, 532864000, 649428000, 692723200, 799296000, 831267840, 865904000, 903552000, 1039084800, 1298856000, 1385446400, 1598592000, 1731808000, 2078169600, 2597712000, 3463616000, 4156339200, 5195424000, 6927232000, 10390848000, 20781696000]

約数ペア:

[(1, 20781696000), (2, 10390848000), (3, 6927232000), (4, 5195424000), (5, 4156339200), (6, 3463616000), (8, 2597712000), (10, 2078169600), (12, 1731808000), (13, 1598592000), (15, 1385446400), (16, 1298856000), (20, 1039084800), (23, 903552000), (24, 865904000), (25, 831267840), (26, 799296000), (30, 692723200), (32, 649428000), (39, 532864000), (40, 519542400), (46, 451776000), (48, 432952000), (50, 415633920), (52, 399648000), (60, 346361600), (64, 324714000), (65, 319718400), (69, 301184000), (75, 277089280), (78, 266432000), (80, 259771200), (92, 225888000), (96, 216476000), (100, 207816960), (104, 199824000), (115, 180710400), (120, 173180800), (125, 166253568), (128, 162357000), (130, 159859200), (138, 150592000), (150, 138544640), (156, 133216000), (160, 129885600), (181, 114816000), (184, 112944000), (192, 108238000), (195, 106572800), (200, 103908480), (208, 99912000), (230, 90355200), (240, 86590400), (250, 83126784), (256, 81178500), (260, 79929600), (276, 75296000), (299, 69504000), (300, 69272320), (312, 66608000), (320, 64942800), (325, 63943680), (345, 60236800), (362, 57408000), (368, 56472000), (375, 55417856), (384, 54119000), (390, 53286400), (400, 51954240), (416, 49956000), (460, 45177600), (480, 43295200), (500, 41563392), (512, 40589250), (520, 39964800), (543, 38272000), (552, 37648000), (575, 36142080), (598, 34752000), (600, 34636160), (624, 33304000), (640, 32471400), (650, 31971840), (690, 30118400), (724, 28704000), (736, 28236000), (750, 27708928), (768, 27059500), (780, 26643200), (800, 25977120), (832, 24978000), (897, 23168000), (905, 22963200), (920, 22588800), (960, 21647600), (975, 21314560), (1000, 20781696), (1024, 20294625), (1040, 19982400), (1086, 19136000), (1104, 18824000), (1150, 18071040), (1196, 17376000), (1200, 17318080), (1248, 16652000), (1280, 16235700), (1300, 15985920), (1380, 15059200), (1448, 14352000), (1472, 14118000), (1495, 13900800), (1500, 13854464), (1536, 13529750), (1560, 13321600), (1600, 12988560), (1625, 12788736), (1664, 12489000), (1725, 12047360), (1794, 11584000), (1810, 11481600), (1840, 11294400), (1920, 10823800), (1950, 10657280), (2000, 10390848), (2080, 9991200), (2172, 9568000), (2208, 9412000), (2300, 9035520), (2353, 8832000), (2392, 8688000), (2400, 8659040), (2496, 8326000), (2560, 8117850), (2600, 7992960), (2715, 7654400), (2760, 7529600), (2875, 7228416), (2896, 7176000), (2944, 7059000), (2990, 6950400), (3000, 6927232), (3072, 6764875), (3120, 6660800), (3200, 6494280), (3250, 6394368), (3328, 6244500), (3450, 6023680), (3588, 5792000), (3620, 5740800), (3680, 5647200), (3840, 5411900), (3900, 5328640), (4000, 5195424), (4160, 4995600), (4163, 4992000), (4344, 4784000), (4416, 4706000), (4485, 4633600), (4525, 4592640), (4600, 4517760), (4706, 4416000), (4784, 4344000), (4800, 4329520), (4875, 4262912), (4992, 4163000), (5120, 4058925), (5200, 3996480), (5430, 3827200), (5520, 3764800), (5750, 3614208), (5792, 3588000), (5888, 3529500), (5980, 3475200), (6000, 3463616), (6240, 3330400), (6400, 3247140), (6500, 3197184), (6656, 3122250), (6900, 3011840), (7059, 2944000), (7176, 2896000), (7240, 2870400), (7360, 2823600), (7475, 2780160), (7680, 2705950), (7800, 2664320), (8000, 2597712), (8320, 2497800), (8326, 2496000), (8625, 2409472), (8688, 2392000), (8832, 2353000), (8970, 2316800), (9050, 2296320), (9200, 2258880), (9412, 2208000), (9568, 2172000), (9600, 2164760), (9750, 2131456), (9984, 2081500), (10400, 1998240), (10860, 1913600), (11040, 1882400), (11500, 1807104), (11584, 1794000), (11765, 1766400), (11776, 1764750), (11960, 1737600), (12000, 1731808), (12480, 1665200), (12489, 1664000), (12800, 1623570), (13000, 1598592), (13312, 1561125), (13575, 1530880), (13800, 1505920), (14118, 1472000), (14352, 1448000), (14480, 1435200), (14720, 1411800), (14950, 1390080), (15360, 1352975), (15600, 1332160), (16000, 1298856), (16640, 1248900), (16652, 1248000), (17250, 1204736), (17376, 1196000), (17664, 1176500), (17940, 1158400), (18100, 1148160), (18400, 1129440), (18824, 1104000), (19136, 1086000), (19200, 1082380), (19500, 1065728), (19968, 1040750), (20800, 999120), (20815, 998400), (21720, 956800), (22080, 941200), (22425, 926720), (22625, 918528), (23000, 903552), (23168, 897000), (23530, 883200), (23552, 882375), (23920, 868800), (24000, 865904), (24960, 832600), (24978, 832000), (25600, 811785), (26000, 799296), (27150, 765440), (27600, 752960), (28236, 736000), (28704, 724000), (28960, 717600), (29440, 705900), (29900, 695040), (31200, 666080), (32000, 649428), (33280, 624450), (33304, 624000), (34500, 602368), (34752, 598000), (35295, 588800), (35328, 588250), (35880, 579200), (36200, 574080), (36800, 564720), (37375, 556032), (37648, 552000), (38272, 543000), (38400, 541190), (39000, 532864), (39936, 520375), (41600, 499560), (41630, 499200), (43440, 478400), (44160, 470600), (44850, 463360), (45250, 459264), (46000, 451776), (46336, 448500), (47060, 441600), (47840, 434400), (48000, 432952), (49920, 416300), (49956, 416000), (52000, 399648), (54119, 384000), (54300, 382720), (55200, 376480), (56472, 368000), (57408, 362000), (57920, 358800), (58825, 353280), (58880, 352950), (59800, 347520), (62400, 333040), (62445, 332800), (64000, 324714), (66560, 312225), (66608, 312000), (67875, 306176), (69000, 301184), (69504, 299000), (70590, 294400), (70656, 294125), (71760, 289600), (72400, 287040), (73600, 282360), (74750, 278016), (75296, 276000), (76544, 271500), (76800, 270595), (78000, 266432), (83200, 249780), (83260, 249600), (86880, 239200), (88320, 235300), (89700, 231680), (90500, 229632), (92000, 225888), (92672, 224250), (94120, 220800), (95680, 217200), (96000, 216476), (99840, 208150), (99912, 208000), (104000, 199824), (104075, 199680), (108238, 192000), (108600, 191360), (110400, 188240), (112125, 185344), (112944, 184000), (114816, 181000), (115840, 179400), (117650, 176640), (117760, 176475), (119600, 173760), (124800, 166520), (124890, 166400), (128000, 162357), (133216, 156000), (135750, 153088), (138000, 150592), (139008, 149500), (141180, 147200), (143520, 144800)]