20921856000

素因数分解:

$2^{12}\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 416

約数和(自身を含む): 71209015488

約数和(自身を除く): 50287159488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 53, 60, 64, 75, 80, 96, 100, 106, 120, 125, 128, 150, 159, 160, 192, 200, 212, 240, 250, 256, 257, 265, 300, 318, 320, 375, 384, 400, 424, 480, 500, 512, 514, 530, 600, 636, 640, 750, 768, 771, 795, 800, 848, 960, 1000, 1024, 1028, 1060, 1200, 1272, 1280, 1285, 1325, 1500, 1536, 1542, 1590, 1600, 1696, 1920, 2000, 2048, 2056, 2120, 2400, 2544, 2560, 2570, 2650, 3000, 3072, 3084, 3180, 3200, 3392, 3840, 3855, 3975, 4000, 4096, 4112, 4240, 4800, 5088, 5120, 5140, 5300, 6000, 6144, 6168, 6360, 6400, 6425, 6625, 6784, 7680, 7710, 7950, 8000, 8224, 8480, 9600, 10176, 10240, 10280, 10600, 12000, 12288, 12336, 12720, 12800, 12850, 13250, 13568, 13621, 15360, 15420, 15900, 16000, 16448, 16960, 19200, 19275, 19875, 20352, 20480, 20560, 21200, 24000, 24672, 25440, 25600, 25700, 26500, 27136, 27242, 30720, 30840, 31800, 32000, 32125, 32896, 33920, 38400, 38550, 39750, 40704, 40863, 41120, 42400, 48000, 49344, 50880, 51200, 51400, 53000, 54272, 54484, 61440, 61680, 63600, 64000, 64250, 65792, 67840, 68105, 76800, 77100, 79500, 81408, 81726, 82240, 84800, 96000, 96375, 98688, 101760, 102400, 102800, 106000, 108544, 108968, 123360, 127200, 128000, 128500, 131584, 135680, 136210, 153600, 154200, 159000, 162816, 163452, 164480, 169600, 192000, 192750, 197376, 203520, 204315, 205600, 212000, 217088, 217936, 246720, 254400, 256000, 257000, 263168, 271360, 272420, 307200, 308400, 318000, 325632, 326904, 328960, 339200, 340525, 384000, 385500, 394752, 407040, 408630, 411200, 424000, 435872, 493440, 508800, 512000, 514000, 526336, 542720, 544840, 616800, 636000, 651264, 653808, 657920, 678400, 681050, 768000, 771000, 789504, 814080, 817260, 822400, 848000, 871744, 986880, 1017600, 1021575, 1028000, 1052672, 1085440, 1089680, 1233600, 1272000, 1307616, 1315840, 1356800, 1362100, 1536000, 1542000, 1579008, 1628160, 1634520, 1644800, 1696000, 1702625, 1743488, 1973760, 2035200, 2043150, 2056000, 2179360, 2467200, 2544000, 2615232, 2631680, 2713600, 2724200, 3084000, 3158016, 3256320, 3269040, 3289600, 3392000, 3405250, 3486976, 3947520, 4070400, 4086300, 4112000, 4358720, 4934400, 5088000, 5107875, 5230464, 5263360, 5427200, 5448400, 6168000, 6538080, 6579200, 6784000, 6810500, 6973952, 7895040, 8140800, 8172600, 8224000, 8717440, 9868800, 10176000, 10215750, 10460928, 10896800, 12336000, 13076160, 13158400, 13568000, 13621000, 13947904, 15790080, 16281600, 16345200, 16448000, 17434880, 19737600, 20352000, 20431500, 20921856, 21793600, 24672000, 26152320, 26316800, 27136000, 27242000, 27895808, 32690400, 32896000, 34869760, 39475200, 40704000, 40863000, 41843712, 43587200, 49344000, 52304640, 54484000, 55791616, 65380800, 65792000, 69739520, 78950400, 81408000, 81726000, 83687424, 87174400, 98688000, 104609280, 108968000, 130761600, 131584000, 139479040, 163452000, 167374848, 174348800, 197376000, 209218560, 217936000, 261523200, 278958080, 326904000, 348697600, 394752000, 418437120, 435872000, 523046400, 653808000, 697395200, 836874240, 871744000, 1046092800, 1307616000, 1394790400, 1743488000, 2092185600, 2615232000, 3486976000, 4184371200, 5230464000, 6973952000, 10460928000, 20921856000]

約数ペア:

[(1, 20921856000), (2, 10460928000), (3, 6973952000), (4, 5230464000), (5, 4184371200), (6, 3486976000), (8, 2615232000), (10, 2092185600), (12, 1743488000), (15, 1394790400), (16, 1307616000), (20, 1046092800), (24, 871744000), (25, 836874240), (30, 697395200), (32, 653808000), (40, 523046400), (48, 435872000), (50, 418437120), (53, 394752000), (60, 348697600), (64, 326904000), (75, 278958080), (80, 261523200), (96, 217936000), (100, 209218560), (106, 197376000), (120, 174348800), (125, 167374848), (128, 163452000), (150, 139479040), (159, 131584000), (160, 130761600), (192, 108968000), (200, 104609280), (212, 98688000), (240, 87174400), (250, 83687424), (256, 81726000), (257, 81408000), (265, 78950400), (300, 69739520), (318, 65792000), (320, 65380800), (375, 55791616), (384, 54484000), (400, 52304640), (424, 49344000), (480, 43587200), (500, 41843712), (512, 40863000), (514, 40704000), (530, 39475200), (600, 34869760), (636, 32896000), (640, 32690400), (750, 27895808), (768, 27242000), (771, 27136000), (795, 26316800), (800, 26152320), (848, 24672000), (960, 21793600), (1000, 20921856), (1024, 20431500), (1028, 20352000), (1060, 19737600), (1200, 17434880), (1272, 16448000), (1280, 16345200), (1285, 16281600), (1325, 15790080), (1500, 13947904), (1536, 13621000), (1542, 13568000), (1590, 13158400), (1600, 13076160), (1696, 12336000), (1920, 10896800), (2000, 10460928), (2048, 10215750), (2056, 10176000), (2120, 9868800), (2400, 8717440), (2544, 8224000), (2560, 8172600), (2570, 8140800), (2650, 7895040), (3000, 6973952), (3072, 6810500), (3084, 6784000), (3180, 6579200), (3200, 6538080), (3392, 6168000), (3840, 5448400), (3855, 5427200), (3975, 5263360), (4000, 5230464), (4096, 5107875), (4112, 5088000), (4240, 4934400), (4800, 4358720), (5088, 4112000), (5120, 4086300), (5140, 4070400), (5300, 3947520), (6000, 3486976), (6144, 3405250), (6168, 3392000), (6360, 3289600), (6400, 3269040), (6425, 3256320), (6625, 3158016), (6784, 3084000), (7680, 2724200), (7710, 2713600), (7950, 2631680), (8000, 2615232), (8224, 2544000), (8480, 2467200), (9600, 2179360), (10176, 2056000), (10240, 2043150), (10280, 2035200), (10600, 1973760), (12000, 1743488), (12288, 1702625), (12336, 1696000), (12720, 1644800), (12800, 1634520), (12850, 1628160), (13250, 1579008), (13568, 1542000), (13621, 1536000), (15360, 1362100), (15420, 1356800), (15900, 1315840), (16000, 1307616), (16448, 1272000), (16960, 1233600), (19200, 1089680), (19275, 1085440), (19875, 1052672), (20352, 1028000), (20480, 1021575), (20560, 1017600), (21200, 986880), (24000, 871744), (24672, 848000), (25440, 822400), (25600, 817260), (25700, 814080), (26500, 789504), (27136, 771000), (27242, 768000), (30720, 681050), (30840, 678400), (31800, 657920), (32000, 653808), (32125, 651264), (32896, 636000), (33920, 616800), (38400, 544840), (38550, 542720), (39750, 526336), (40704, 514000), (40863, 512000), (41120, 508800), (42400, 493440), (48000, 435872), (49344, 424000), (50880, 411200), (51200, 408630), (51400, 407040), (53000, 394752), (54272, 385500), (54484, 384000), (61440, 340525), (61680, 339200), (63600, 328960), (64000, 326904), (64250, 325632), (65792, 318000), (67840, 308400), (68105, 307200), (76800, 272420), (77100, 271360), (79500, 263168), (81408, 257000), (81726, 256000), (82240, 254400), (84800, 246720), (96000, 217936), (96375, 217088), (98688, 212000), (101760, 205600), (102400, 204315), (102800, 203520), (106000, 197376), (108544, 192750), (108968, 192000), (123360, 169600), (127200, 164480), (128000, 163452), (128500, 162816), (131584, 159000), (135680, 154200), (136210, 153600)]