20790000000

素因数分解:

$2^7\times 3^3\times 5^7\times 7^1\times {\mathrm{11}}^1$

素因数の和:76

約数の個数: 1024

約数和(自身を含む): 95624755200

約数和(自身を除く): 74834755200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 50, 54, 55, 56, 60, 63, 64, 66, 70, 72, 75, 77, 80, 84, 88, 90, 96, 99, 100, 105, 108, 110, 112, 120, 125, 126, 128, 132, 135, 140, 144, 150, 154, 160, 165, 168, 175, 176, 180, 189, 192, 198, 200, 210, 216, 220, 224, 225, 231, 240, 250, 252, 264, 270, 275, 280, 288, 297, 300, 308, 315, 320, 330, 336, 350, 352, 360, 375, 378, 384, 385, 396, 400, 420, 432, 440, 448, 450, 462, 480, 495, 500, 504, 525, 528, 540, 550, 560, 576, 594, 600, 616, 625, 630, 640, 660, 672, 675, 693, 700, 704, 720, 750, 756, 770, 792, 800, 825, 840, 864, 875, 880, 896, 900, 924, 945, 960, 990, 1000, 1008, 1050, 1056, 1080, 1100, 1120, 1125, 1152, 1155, 1188, 1200, 1232, 1250, 1260, 1320, 1344, 1350, 1375, 1386, 1400, 1408, 1440, 1485, 1500, 1512, 1540, 1575, 1584, 1600, 1650, 1680, 1728, 1750, 1760, 1800, 1848, 1875, 1890, 1920, 1925, 1980, 2000, 2016, 2079, 2100, 2112, 2160, 2200, 2240, 2250, 2310, 2376, 2400, 2464, 2475, 2500, 2520, 2625, 2640, 2688, 2700, 2750, 2772, 2800, 2880, 2970, 3000, 3024, 3080, 3125, 3150, 3168, 3200, 3300, 3360, 3375, 3456, 3465, 3500, 3520, 3600, 3696, 3750, 3780, 3850, 3960, 4000, 4032, 4125, 4158, 4200, 4224, 4320, 4375, 4400, 4480, 4500, 4620, 4725, 4752, 4800, 4928, 4950, 5000, 5040, 5250, 5280, 5400, 5500, 5544, 5600, 5625, 5760, 5775, 5940, 6000, 6048, 6160, 6250, 6300, 6336, 6600, 6720, 6750, 6875, 6930, 7000, 7040, 7200, 7392, 7425, 7500, 7560, 7700, 7875, 7920, 8000, 8064, 8250, 8316, 8400, 8640, 8750, 8800, 9000, 9240, 9375, 9450, 9504, 9600, 9625, 9856, 9900, 10000, 10080, 10395, 10500, 10560, 10800, 11000, 11088, 11200, 11250, 11550, 11880, 12000, 12096, 12320, 12375, 12500, 12600, 12672, 13125, 13200, 13440, 13500, 13750, 13860, 14000, 14400, 14784, 14850, 15000, 15120, 15400, 15625, 15750, 15840, 16000, 16500, 16632, 16800, 16875, 17280, 17325, 17500, 17600, 18000, 18480, 18750, 18900, 19008, 19250, 19800, 20000, 20160, 20625, 20790, 21000, 21120, 21600, 21875, 22000, 22176, 22400, 22500, 23100, 23625, 23760, 24000, 24192, 24640, 24750, 25000, 25200, 26250, 26400, 27000, 27500, 27720, 28000, 28125, 28800, 28875, 29568, 29700, 30000, 30240, 30800, 31250, 31500, 31680, 33000, 33264, 33600, 33750, 34375, 34650, 35000, 35200, 36000, 36960, 37125, 37500, 37800, 38016, 38500, 39375, 39600, 40000, 40320, 41250, 41580, 42000, 43200, 43750, 44000, 44352, 45000, 46200, 46875, 47250, 47520, 48000, 48125, 49280, 49500, 50000, 50400, 51975, 52500, 52800, 54000, 55000, 55440, 56000, 56250, 57750, 59400, 60000, 60480, 61600, 61875, 62500, 63000, 63360, 65625, 66000, 66528, 67200, 67500, 68750, 69300, 70000, 72000, 73920, 74250, 75000, 75600, 77000, 78125, 78750, 79200, 80000, 82500, 83160, 84000, 84375, 86400, 86625, 87500, 88000, 88704, 90000, 92400, 93750, 94500, 95040, 96250, 99000, 100000, 100800, 103125, 103950, 105000, 105600, 108000, 109375, 110000, 110880, 112000, 112500, 115500, 118125, 118800, 120000, 120960, 123200, 123750, 125000, 126000, 131250, 132000, 133056, 135000, 137500, 138600, 140000, 140625, 144000, 144375, 147840, 148500, 150000, 151200, 154000, 156250, 157500, 158400, 165000, 166320, 168000, 168750, 171875, 173250, 175000, 176000, 180000, 184800, 185625, 187500, 189000, 190080, 192500, 196875, 198000, 200000, 201600, 206250, 207900, 210000, 216000, 218750, 220000, 221760, 225000, 231000, 234375, 236250, 237600, 240000, 240625, 246400, 247500, 250000, 252000, 259875, 262500, 264000, 266112, 270000, 275000, 277200, 280000, 281250, 288750, 297000, 300000, 302400, 308000, 309375, 312500, 315000, 316800, 328125, 330000, 332640, 336000, 337500, 343750, 346500, 350000, 360000, 369600, 371250, 375000, 378000, 385000, 393750, 396000, 400000, 412500, 415800, 420000, 421875, 432000, 433125, 437500, 440000, 443520, 450000, 462000, 468750, 472500, 475200, 481250, 495000, 500000, 504000, 515625, 519750, 525000, 528000, 540000, 546875, 550000, 554400, 560000, 562500, 577500, 590625, 594000, 600000, 604800, 616000, 618750, 625000, 630000, 656250, 660000, 665280, 675000, 687500, 693000, 700000, 703125, 720000, 721875, 739200, 742500, 750000, 756000, 770000, 787500, 792000, 825000, 831600, 840000, 843750, 859375, 866250, 875000, 880000, 900000, 924000, 928125, 937500, 945000, 950400, 962500, 984375, 990000, 1000000, 1008000, 1031250, 1039500, 1050000, 1080000, 1093750, 1100000, 1108800, 1125000, 1155000, 1181250, 1188000, 1200000, 1203125, 1232000, 1237500, 1250000, 1260000, 1299375, 1312500, 1320000, 1330560, 1350000, 1375000, 1386000, 1400000, 1406250, 1443750, 1485000, 1500000, 1512000, 1540000, 1546875, 1575000, 1584000, 1640625, 1650000, 1663200, 1680000, 1687500, 1718750, 1732500, 1750000, 1800000, 1848000, 1856250, 1875000, 1890000, 1925000, 1968750, 1980000, 2000000, 2062500, 2079000, 2100000, 2109375, 2160000, 2165625, 2187500, 2200000, 2217600, 2250000, 2310000, 2362500, 2376000, 2406250, 2475000, 2500000, 2520000, 2578125, 2598750, 2625000, 2640000, 2700000, 2750000, 2772000, 2800000, 2812500, 2887500, 2953125, 2970000, 3000000, 3024000, 3080000, 3093750, 3150000, 3281250, 3300000, 3326400, 3375000, 3437500, 3465000, 3500000, 3600000, 3609375, 3696000, 3712500, 3750000, 3780000, 3850000, 3937500, 3960000, 4125000, 4158000, 4200000, 4218750, 4331250, 4375000, 4400000, 4500000, 4620000, 4640625, 4725000, 4752000, 4812500, 4921875, 4950000, 5000000, 5040000, 5156250, 5197500, 5250000, 5400000, 5500000, 5544000, 5625000, 5775000, 5906250, 5940000, 6000000, 6015625, 6160000, 6187500, 6300000, 6496875, 6562500, 6600000, 6652800, 6750000, 6875000, 6930000, 7000000, 7218750, 7425000, 7500000, 7560000, 7700000, 7734375, 7875000, 7920000, 8250000, 8316000, 8400000, 8437500, 8662500, 8750000, 9000000, 9240000, 9281250, 9450000, 9625000, 9843750, 9900000, 10000000, 10312500, 10395000, 10500000, 10800000, 10828125, 11000000, 11088000, 11250000, 11550000, 11812500, 11880000, 12031250, 12375000, 12600000, 12993750, 13125000, 13200000, 13500000, 13750000, 13860000, 14000000, 14437500, 14765625, 14850000, 15000000, 15120000, 15400000, 15468750, 15750000, 16500000, 16632000, 16875000, 17325000, 17500000, 18000000, 18046875, 18480000, 18562500, 18900000, 19250000, 19687500, 19800000, 20625000, 20790000, 21000000, 21656250, 22000000, 22500000, 23100000, 23203125, 23625000, 23760000, 24062500, 24750000, 25200000, 25987500, 26250000, 27000000, 27500000, 27720000, 28875000, 29531250, 29700000, 30000000, 30800000, 30937500, 31500000, 32484375, 33000000, 33264000, 33750000, 34650000, 35000000, 36093750, 37125000, 37800000, 38500000, 39375000, 39600000, 41250000, 41580000, 42000000, 43312500, 45000000, 46200000, 46406250, 47250000, 48125000, 49500000, 51975000, 52500000, 54000000, 54140625, 55000000, 55440000, 57750000, 59062500, 59400000, 61875000, 63000000, 64968750, 66000000, 67500000, 69300000, 70000000, 72187500, 74250000, 75600000, 77000000, 78750000, 82500000, 83160000, 86625000, 90000000, 92400000, 92812500, 94500000, 96250000, 99000000, 103950000, 105000000, 108281250, 110000000, 115500000, 118125000, 118800000, 123750000, 126000000, 129937500, 135000000, 138600000, 144375000, 148500000, 154000000, 157500000, 162421875, 165000000, 166320000, 173250000, 185625000, 189000000, 192500000, 198000000, 207900000, 210000000, 216562500, 231000000, 236250000, 247500000, 259875000, 270000000, 277200000, 288750000, 297000000, 315000000, 324843750, 330000000, 346500000, 371250000, 378000000, 385000000, 415800000, 433125000, 462000000, 472500000, 495000000, 519750000, 577500000, 594000000, 630000000, 649687500, 693000000, 742500000, 770000000, 831600000, 866250000, 945000000, 990000000, 1039500000, 1155000000, 1299375000, 1386000000, 1485000000, 1732500000, 1890000000, 2079000000, 2310000000, 2598750000, 2970000000, 3465000000, 4158000000, 5197500000, 6930000000, 10395000000, 20790000000]

約数ペア:

[(1, 20790000000), (2, 10395000000), (3, 6930000000), (4, 5197500000), (5, 4158000000), (6, 3465000000), (7, 2970000000), (8, 2598750000), (9, 2310000000), (10, 2079000000), (11, 1890000000), (12, 1732500000), (14, 1485000000), (15, 1386000000), (16, 1299375000), (18, 1155000000), (20, 1039500000), (21, 990000000), (22, 945000000), (24, 866250000), (25, 831600000), (27, 770000000), (28, 742500000), (30, 693000000), (32, 649687500), (33, 630000000), (35, 594000000), (36, 577500000), (40, 519750000), (42, 495000000), (44, 472500000), (45, 462000000), (48, 433125000), (50, 415800000), (54, 385000000), (55, 378000000), (56, 371250000), (60, 346500000), (63, 330000000), (64, 324843750), (66, 315000000), (70, 297000000), (72, 288750000), (75, 277200000), (77, 270000000), (80, 259875000), (84, 247500000), (88, 236250000), (90, 231000000), (96, 216562500), (99, 210000000), (100, 207900000), (105, 198000000), (108, 192500000), (110, 189000000), (112, 185625000), (120, 173250000), (125, 166320000), (126, 165000000), (128, 162421875), (132, 157500000), (135, 154000000), (140, 148500000), (144, 144375000), (150, 138600000), (154, 135000000), (160, 129937500), (165, 126000000), (168, 123750000), (175, 118800000), (176, 118125000), (180, 115500000), (189, 110000000), (192, 108281250), (198, 105000000), (200, 103950000), (210, 99000000), (216, 96250000), (220, 94500000), (224, 92812500), (225, 92400000), (231, 90000000), (240, 86625000), (250, 83160000), (252, 82500000), (264, 78750000), (270, 77000000), (275, 75600000), (280, 74250000), (288, 72187500), (297, 70000000), (300, 69300000), (308, 67500000), (315, 66000000), (320, 64968750), (330, 63000000), (336, 61875000), (350, 59400000), (352, 59062500), (360, 57750000), (375, 55440000), (378, 55000000), (384, 54140625), (385, 54000000), (396, 52500000), (400, 51975000), (420, 49500000), (432, 48125000), (440, 47250000), (448, 46406250), (450, 46200000), (462, 45000000), (480, 43312500), (495, 42000000), (500, 41580000), (504, 41250000), (525, 39600000), (528, 39375000), (540, 38500000), (550, 37800000), (560, 37125000), (576, 36093750), (594, 35000000), (600, 34650000), (616, 33750000), (625, 33264000), (630, 33000000), (640, 32484375), (660, 31500000), (672, 30937500), (675, 30800000), (693, 30000000), (700, 29700000), (704, 29531250), (720, 28875000), (750, 27720000), (756, 27500000), (770, 27000000), (792, 26250000), (800, 25987500), (825, 25200000), (840, 24750000), (864, 24062500), (875, 23760000), (880, 23625000), (896, 23203125), (900, 23100000), (924, 22500000), (945, 22000000), (960, 21656250), (990, 21000000), (1000, 20790000), (1008, 20625000), (1050, 19800000), (1056, 19687500), (1080, 19250000), (1100, 18900000), (1120, 18562500), (1125, 18480000), (1152, 18046875), (1155, 18000000), (1188, 17500000), (1200, 17325000), (1232, 16875000), (1250, 16632000), (1260, 16500000), (1320, 15750000), (1344, 15468750), (1350, 15400000), (1375, 15120000), (1386, 15000000), (1400, 14850000), (1408, 14765625), (1440, 14437500), (1485, 14000000), (1500, 13860000), (1512, 13750000), (1540, 13500000), (1575, 13200000), (1584, 13125000), (1600, 12993750), (1650, 12600000), (1680, 12375000), (1728, 12031250), (1750, 11880000), (1760, 11812500), (1800, 11550000), (1848, 11250000), (1875, 11088000), (1890, 11000000), (1920, 10828125), (1925, 10800000), (1980, 10500000), (2000, 10395000), (2016, 10312500), (2079, 10000000), (2100, 9900000), (2112, 9843750), (2160, 9625000), (2200, 9450000), (2240, 9281250), (2250, 9240000), (2310, 9000000), (2376, 8750000), (2400, 8662500), (2464, 8437500), (2475, 8400000), (2500, 8316000), (2520, 8250000), (2625, 7920000), (2640, 7875000), (2688, 7734375), (2700, 7700000), (2750, 7560000), (2772, 7500000), (2800, 7425000), (2880, 7218750), (2970, 7000000), (3000, 6930000), (3024, 6875000), (3080, 6750000), (3125, 6652800), (3150, 6600000), (3168, 6562500), (3200, 6496875), (3300, 6300000), (3360, 6187500), (3375, 6160000), (3456, 6015625), (3465, 6000000), (3500, 5940000), (3520, 5906250), (3600, 5775000), (3696, 5625000), (3750, 5544000), (3780, 5500000), (3850, 5400000), (3960, 5250000), (4000, 5197500), (4032, 5156250), (4125, 5040000), (4158, 5000000), (4200, 4950000), (4224, 4921875), (4320, 4812500), (4375, 4752000), (4400, 4725000), (4480, 4640625), (4500, 4620000), (4620, 4500000), (4725, 4400000), (4752, 4375000), (4800, 4331250), (4928, 4218750), (4950, 4200000), (5000, 4158000), (5040, 4125000), (5250, 3960000), (5280, 3937500), (5400, 3850000), (5500, 3780000), (5544, 3750000), (5600, 3712500), (5625, 3696000), (5760, 3609375), (5775, 3600000), (5940, 3500000), (6000, 3465000), (6048, 3437500), (6160, 3375000), (6250, 3326400), (6300, 3300000), (6336, 3281250), (6600, 3150000), (6720, 3093750), (6750, 3080000), (6875, 3024000), (6930, 3000000), (7000, 2970000), (7040, 2953125), (7200, 2887500), (7392, 2812500), (7425, 2800000), (7500, 2772000), (7560, 2750000), (7700, 2700000), (7875, 2640000), (7920, 2625000), (8000, 2598750), (8064, 2578125), (8250, 2520000), (8316, 2500000), (8400, 2475000), (8640, 2406250), (8750, 2376000), (8800, 2362500), (9000, 2310000), (9240, 2250000), (9375, 2217600), (9450, 2200000), (9504, 2187500), (9600, 2165625), (9625, 2160000), (9856, 2109375), (9900, 2100000), (10000, 2079000), (10080, 2062500), (10395, 2000000), (10500, 1980000), (10560, 1968750), (10800, 1925000), (11000, 1890000), (11088, 1875000), (11200, 1856250), (11250, 1848000), (11550, 1800000), (11880, 1750000), (12000, 1732500), (12096, 1718750), (12320, 1687500), (12375, 1680000), (12500, 1663200), (12600, 1650000), (12672, 1640625), (13125, 1584000), (13200, 1575000), (13440, 1546875), (13500, 1540000), (13750, 1512000), (13860, 1500000), (14000, 1485000), (14400, 1443750), (14784, 1406250), (14850, 1400000), (15000, 1386000), (15120, 1375000), (15400, 1350000), (15625, 1330560), (15750, 1320000), (15840, 1312500), (16000, 1299375), (16500, 1260000), (16632, 1250000), (16800, 1237500), (16875, 1232000), (17280, 1203125), (17325, 1200000), (17500, 1188000), (17600, 1181250), (18000, 1155000), (18480, 1125000), (18750, 1108800), (18900, 1100000), (19008, 1093750), (19250, 1080000), (19800, 1050000), (20000, 1039500), (20160, 1031250), (20625, 1008000), (20790, 1000000), (21000, 990000), (21120, 984375), (21600, 962500), (21875, 950400), (22000, 945000), (22176, 937500), (22400, 928125), (22500, 924000), (23100, 900000), (23625, 880000), (23760, 875000), (24000, 866250), (24192, 859375), (24640, 843750), (24750, 840000), (25000, 831600), (25200, 825000), (26250, 792000), (26400, 787500), (27000, 770000), (27500, 756000), (27720, 750000), (28000, 742500), (28125, 739200), (28800, 721875), (28875, 720000), (29568, 703125), (29700, 700000), (30000, 693000), (30240, 687500), (30800, 675000), (31250, 665280), (31500, 660000), (31680, 656250), (33000, 630000), (33264, 625000), (33600, 618750), (33750, 616000), (34375, 604800), (34650, 600000), (35000, 594000), (35200, 590625), (36000, 577500), (36960, 562500), (37125, 560000), (37500, 554400), (37800, 550000), (38016, 546875), (38500, 540000), (39375, 528000), (39600, 525000), (40000, 519750), (40320, 515625), (41250, 504000), (41580, 500000), (42000, 495000), (43200, 481250), (43750, 475200), (44000, 472500), (44352, 468750), (45000, 462000), (46200, 450000), (46875, 443520), (47250, 440000), (47520, 437500), (48000, 433125), (48125, 432000), (49280, 421875), (49500, 420000), (50000, 415800), (50400, 412500), (51975, 400000), (52500, 396000), (52800, 393750), (54000, 385000), (55000, 378000), (55440, 375000), (56000, 371250), (56250, 369600), (57750, 360000), (59400, 350000), (60000, 346500), (60480, 343750), (61600, 337500), (61875, 336000), (62500, 332640), (63000, 330000), (63360, 328125), (65625, 316800), (66000, 315000), (66528, 312500), (67200, 309375), (67500, 308000), (68750, 302400), (69300, 300000), (70000, 297000), (72000, 288750), (73920, 281250), (74250, 280000), (75000, 277200), (75600, 275000), (77000, 270000), (78125, 266112), (78750, 264000), (79200, 262500), (80000, 259875), (82500, 252000), (83160, 250000), (84000, 247500), (84375, 246400), (86400, 240625), (86625, 240000), (87500, 237600), (88000, 236250), (88704, 234375), (90000, 231000), (92400, 225000), (93750, 221760), (94500, 220000), (95040, 218750), (96250, 216000), (99000, 210000), (100000, 207900), (100800, 206250), (103125, 201600), (103950, 200000), (105000, 198000), (105600, 196875), (108000, 192500), (109375, 190080), (110000, 189000), (110880, 187500), (112000, 185625), (112500, 184800), (115500, 180000), (118125, 176000), (118800, 175000), (120000, 173250), (120960, 171875), (123200, 168750), (123750, 168000), (125000, 166320), (126000, 165000), (131250, 158400), (132000, 157500), (133056, 156250), (135000, 154000), (137500, 151200), (138600, 150000), (140000, 148500), (140625, 147840), (144000, 144375)]