20415360000

素因数分解:

$2^{10}\times 3^1\times 5^4\times 7^3\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 880

約数和(自身を含む): 81853798400

約数和(自身を除く): 61438438400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 32, 35, 40, 42, 48, 49, 50, 56, 60, 62, 64, 70, 75, 80, 84, 93, 96, 98, 100, 105, 112, 120, 124, 125, 128, 140, 147, 150, 155, 160, 168, 175, 186, 192, 196, 200, 210, 217, 224, 240, 245, 248, 250, 256, 280, 294, 300, 310, 320, 336, 343, 350, 372, 375, 384, 392, 400, 420, 434, 448, 465, 480, 490, 496, 500, 512, 525, 560, 588, 600, 620, 625, 640, 651, 672, 686, 700, 735, 744, 750, 768, 775, 784, 800, 840, 868, 875, 896, 930, 960, 980, 992, 1000, 1024, 1029, 1050, 1085, 1120, 1176, 1200, 1225, 1240, 1250, 1280, 1302, 1344, 1372, 1400, 1470, 1488, 1500, 1519, 1536, 1550, 1568, 1600, 1680, 1715, 1736, 1750, 1792, 1860, 1875, 1920, 1960, 1984, 2000, 2058, 2100, 2170, 2240, 2325, 2352, 2400, 2450, 2480, 2500, 2560, 2604, 2625, 2688, 2744, 2800, 2940, 2976, 3000, 3038, 3072, 3100, 3136, 3200, 3255, 3360, 3430, 3472, 3500, 3584, 3675, 3720, 3750, 3840, 3875, 3920, 3968, 4000, 4116, 4200, 4340, 4375, 4480, 4557, 4650, 4704, 4800, 4900, 4960, 5000, 5120, 5145, 5208, 5250, 5376, 5425, 5488, 5600, 5880, 5952, 6000, 6076, 6125, 6200, 6272, 6400, 6510, 6720, 6860, 6944, 7000, 7168, 7350, 7440, 7500, 7595, 7680, 7750, 7840, 7936, 8000, 8232, 8400, 8575, 8680, 8750, 8960, 9114, 9300, 9408, 9600, 9800, 9920, 10000, 10290, 10416, 10500, 10633, 10752, 10850, 10976, 11200, 11625, 11760, 11904, 12000, 12152, 12250, 12400, 12544, 12800, 13020, 13125, 13440, 13720, 13888, 14000, 14700, 14880, 15000, 15190, 15360, 15500, 15680, 15872, 16000, 16275, 16464, 16800, 17150, 17360, 17500, 17920, 18228, 18375, 18600, 18816, 19200, 19375, 19600, 19840, 20000, 20580, 20832, 21000, 21266, 21504, 21700, 21952, 22400, 22785, 23250, 23520, 23808, 24000, 24304, 24500, 24800, 25088, 25600, 25725, 26040, 26250, 26880, 27125, 27440, 27776, 28000, 29400, 29760, 30000, 30380, 30625, 31000, 31360, 31744, 31899, 32000, 32550, 32928, 33600, 34300, 34720, 35000, 35840, 36456, 36750, 37200, 37632, 37975, 38400, 38750, 39200, 39680, 40000, 41160, 41664, 42000, 42532, 42875, 43400, 43904, 44800, 45570, 46500, 47040, 47616, 48000, 48608, 49000, 49600, 50176, 51450, 52080, 52500, 53165, 53760, 54250, 54880, 55552, 56000, 58125, 58800, 59520, 60000, 60760, 61250, 62000, 62720, 63798, 64000, 65100, 65856, 67200, 68600, 69440, 70000, 72912, 73500, 74400, 75264, 75950, 76800, 77500, 78400, 79360, 80000, 81375, 82320, 83328, 84000, 85064, 85750, 86800, 87808, 89600, 91140, 91875, 93000, 94080, 95232, 96000, 97216, 98000, 99200, 102900, 104160, 105000, 106330, 107520, 108500, 109760, 111104, 112000, 113925, 116250, 117600, 119040, 120000, 121520, 122500, 124000, 125440, 127596, 128000, 128625, 130200, 131712, 134400, 135625, 137200, 138880, 140000, 145824, 147000, 148800, 150528, 151900, 155000, 156800, 158720, 159495, 160000, 162750, 164640, 166656, 168000, 170128, 171500, 173600, 175616, 179200, 182280, 183750, 186000, 188160, 189875, 192000, 194432, 196000, 198400, 205800, 208320, 210000, 212660, 214375, 217000, 219520, 222208, 224000, 227850, 232500, 235200, 238080, 240000, 243040, 245000, 248000, 250880, 255192, 257250, 260400, 263424, 265825, 268800, 271250, 274400, 277760, 280000, 291648, 294000, 297600, 303800, 310000, 313600, 318990, 320000, 325500, 329280, 333312, 336000, 340256, 343000, 347200, 351232, 364560, 367500, 372000, 376320, 379750, 384000, 388864, 392000, 396800, 406875, 411600, 416640, 420000, 425320, 428750, 434000, 439040, 448000, 455700, 465000, 470400, 476160, 480000, 486080, 490000, 496000, 510384, 514500, 520800, 526848, 531650, 537600, 542500, 548800, 555520, 560000, 569625, 583296, 588000, 595200, 607600, 620000, 627200, 637980, 640000, 643125, 651000, 658560, 666624, 672000, 680512, 686000, 694400, 729120, 735000, 744000, 752640, 759500, 777728, 784000, 793600, 797475, 813750, 823200, 833280, 840000, 850640, 857500, 868000, 878080, 896000, 911400, 930000, 940800, 949375, 960000, 972160, 980000, 992000, 1020768, 1029000, 1041600, 1053696, 1063300, 1085000, 1097600, 1111040, 1120000, 1139250, 1166592, 1176000, 1190400, 1215200, 1240000, 1254400, 1275960, 1286250, 1302000, 1317120, 1329125, 1344000, 1361024, 1372000, 1388800, 1458240, 1470000, 1488000, 1519000, 1555456, 1568000, 1594950, 1627500, 1646400, 1666560, 1680000, 1701280, 1715000, 1736000, 1756160, 1822800, 1860000, 1881600, 1898750, 1920000, 1944320, 1960000, 1984000, 2041536, 2058000, 2083200, 2126600, 2170000, 2195200, 2240000, 2278500, 2333184, 2352000, 2380800, 2430400, 2480000, 2551920, 2572500, 2604000, 2634240, 2658250, 2688000, 2722048, 2744000, 2777600, 2848125, 2916480, 2940000, 2976000, 3038000, 3136000, 3189900, 3255000, 3292800, 3333120, 3360000, 3402560, 3430000, 3472000, 3645600, 3720000, 3763200, 3797500, 3888640, 3920000, 3968000, 3987375, 4083072, 4116000, 4166400, 4253200, 4340000, 4390400, 4480000, 4557000, 4666368, 4704000, 4860800, 4960000, 5103840, 5145000, 5208000, 5268480, 5316500, 5444096, 5488000, 5555200, 5696250, 5832960, 5880000, 5952000, 6076000, 6272000, 6379800, 6510000, 6585600, 6645625, 6720000, 6805120, 6860000, 6944000, 7291200, 7440000, 7595000, 7777280, 7840000, 7974750, 8166144, 8232000, 8332800, 8506400, 8680000, 8780800, 9114000, 9408000, 9721600, 9920000, 10207680, 10290000, 10416000, 10633000, 10888192, 10976000, 11392500, 11665920, 11760000, 11904000, 12152000, 12759600, 13020000, 13171200, 13291250, 13440000, 13610240, 13720000, 13888000, 14582400, 14880000, 15190000, 15680000, 15949500, 16332288, 16464000, 16665600, 17012800, 17360000, 18228000, 18816000, 19443200, 19840000, 19936875, 20415360, 20580000, 20832000, 21266000, 21952000, 22785000, 23331840, 23520000, 24304000, 25519200, 26040000, 26342400, 26582500, 27220480, 27440000, 27776000, 29164800, 29760000, 30380000, 31360000, 31899000, 32664576, 32928000, 34025600, 34720000, 36456000, 38886400, 39873750, 40830720, 41160000, 41664000, 42532000, 43904000, 45570000, 47040000, 48608000, 51038400, 52080000, 53165000, 54440960, 54880000, 58329600, 59520000, 60760000, 63798000, 65856000, 68051200, 69440000, 72912000, 79747500, 81661440, 82320000, 83328000, 85064000, 91140000, 94080000, 97216000, 102076800, 104160000, 106330000, 109760000, 116659200, 121520000, 127596000, 131712000, 136102400, 138880000, 145824000, 159495000, 163322880, 164640000, 170128000, 182280000, 194432000, 204153600, 208320000, 212660000, 219520000, 243040000, 255192000, 272204800, 291648000, 318990000, 329280000, 340256000, 364560000, 408307200, 416640000, 425320000, 486080000, 510384000, 583296000, 637980000, 658560000, 680512000, 729120000, 816614400, 850640000, 972160000, 1020768000, 1275960000, 1361024000, 1458240000, 1701280000, 2041536000, 2551920000, 2916480000, 3402560000, 4083072000, 5103840000, 6805120000, 10207680000, 20415360000]

約数ペア:

[(1, 20415360000), (2, 10207680000), (3, 6805120000), (4, 5103840000), (5, 4083072000), (6, 3402560000), (7, 2916480000), (8, 2551920000), (10, 2041536000), (12, 1701280000), (14, 1458240000), (15, 1361024000), (16, 1275960000), (20, 1020768000), (21, 972160000), (24, 850640000), (25, 816614400), (28, 729120000), (30, 680512000), (31, 658560000), (32, 637980000), (35, 583296000), (40, 510384000), (42, 486080000), (48, 425320000), (49, 416640000), (50, 408307200), (56, 364560000), (60, 340256000), (62, 329280000), (64, 318990000), (70, 291648000), (75, 272204800), (80, 255192000), (84, 243040000), (93, 219520000), (96, 212660000), (98, 208320000), (100, 204153600), (105, 194432000), (112, 182280000), (120, 170128000), (124, 164640000), (125, 163322880), (128, 159495000), (140, 145824000), (147, 138880000), (150, 136102400), (155, 131712000), (160, 127596000), (168, 121520000), (175, 116659200), (186, 109760000), (192, 106330000), (196, 104160000), (200, 102076800), (210, 97216000), (217, 94080000), (224, 91140000), (240, 85064000), (245, 83328000), (248, 82320000), (250, 81661440), (256, 79747500), (280, 72912000), (294, 69440000), (300, 68051200), (310, 65856000), (320, 63798000), (336, 60760000), (343, 59520000), (350, 58329600), (372, 54880000), (375, 54440960), (384, 53165000), (392, 52080000), (400, 51038400), (420, 48608000), (434, 47040000), (448, 45570000), (465, 43904000), (480, 42532000), (490, 41664000), (496, 41160000), (500, 40830720), (512, 39873750), (525, 38886400), (560, 36456000), (588, 34720000), (600, 34025600), (620, 32928000), (625, 32664576), (640, 31899000), (651, 31360000), (672, 30380000), (686, 29760000), (700, 29164800), (735, 27776000), (744, 27440000), (750, 27220480), (768, 26582500), (775, 26342400), (784, 26040000), (800, 25519200), (840, 24304000), (868, 23520000), (875, 23331840), (896, 22785000), (930, 21952000), (960, 21266000), (980, 20832000), (992, 20580000), (1000, 20415360), (1024, 19936875), (1029, 19840000), (1050, 19443200), (1085, 18816000), (1120, 18228000), (1176, 17360000), (1200, 17012800), (1225, 16665600), (1240, 16464000), (1250, 16332288), (1280, 15949500), (1302, 15680000), (1344, 15190000), (1372, 14880000), (1400, 14582400), (1470, 13888000), (1488, 13720000), (1500, 13610240), (1519, 13440000), (1536, 13291250), (1550, 13171200), (1568, 13020000), (1600, 12759600), (1680, 12152000), (1715, 11904000), (1736, 11760000), (1750, 11665920), (1792, 11392500), (1860, 10976000), (1875, 10888192), (1920, 10633000), (1960, 10416000), (1984, 10290000), (2000, 10207680), (2058, 9920000), (2100, 9721600), (2170, 9408000), (2240, 9114000), (2325, 8780800), (2352, 8680000), (2400, 8506400), (2450, 8332800), (2480, 8232000), (2500, 8166144), (2560, 7974750), (2604, 7840000), (2625, 7777280), (2688, 7595000), (2744, 7440000), (2800, 7291200), (2940, 6944000), (2976, 6860000), (3000, 6805120), (3038, 6720000), (3072, 6645625), (3100, 6585600), (3136, 6510000), (3200, 6379800), (3255, 6272000), (3360, 6076000), (3430, 5952000), (3472, 5880000), (3500, 5832960), (3584, 5696250), (3675, 5555200), (3720, 5488000), (3750, 5444096), (3840, 5316500), (3875, 5268480), (3920, 5208000), (3968, 5145000), (4000, 5103840), (4116, 4960000), (4200, 4860800), (4340, 4704000), (4375, 4666368), (4480, 4557000), (4557, 4480000), (4650, 4390400), (4704, 4340000), (4800, 4253200), (4900, 4166400), (4960, 4116000), (5000, 4083072), (5120, 3987375), (5145, 3968000), (5208, 3920000), (5250, 3888640), (5376, 3797500), (5425, 3763200), (5488, 3720000), (5600, 3645600), (5880, 3472000), (5952, 3430000), (6000, 3402560), (6076, 3360000), (6125, 3333120), (6200, 3292800), (6272, 3255000), (6400, 3189900), (6510, 3136000), (6720, 3038000), (6860, 2976000), (6944, 2940000), (7000, 2916480), (7168, 2848125), (7350, 2777600), (7440, 2744000), (7500, 2722048), (7595, 2688000), (7680, 2658250), (7750, 2634240), (7840, 2604000), (7936, 2572500), (8000, 2551920), (8232, 2480000), (8400, 2430400), (8575, 2380800), (8680, 2352000), (8750, 2333184), (8960, 2278500), (9114, 2240000), (9300, 2195200), (9408, 2170000), (9600, 2126600), (9800, 2083200), (9920, 2058000), (10000, 2041536), (10290, 1984000), (10416, 1960000), (10500, 1944320), (10633, 1920000), (10752, 1898750), (10850, 1881600), (10976, 1860000), (11200, 1822800), (11625, 1756160), (11760, 1736000), (11904, 1715000), (12000, 1701280), (12152, 1680000), (12250, 1666560), (12400, 1646400), (12544, 1627500), (12800, 1594950), (13020, 1568000), (13125, 1555456), (13440, 1519000), (13720, 1488000), (13888, 1470000), (14000, 1458240), (14700, 1388800), (14880, 1372000), (15000, 1361024), (15190, 1344000), (15360, 1329125), (15500, 1317120), (15680, 1302000), (15872, 1286250), (16000, 1275960), (16275, 1254400), (16464, 1240000), (16800, 1215200), (17150, 1190400), (17360, 1176000), (17500, 1166592), (17920, 1139250), (18228, 1120000), (18375, 1111040), (18600, 1097600), (18816, 1085000), (19200, 1063300), (19375, 1053696), (19600, 1041600), (19840, 1029000), (20000, 1020768), (20580, 992000), (20832, 980000), (21000, 972160), (21266, 960000), (21504, 949375), (21700, 940800), (21952, 930000), (22400, 911400), (22785, 896000), (23250, 878080), (23520, 868000), (23808, 857500), (24000, 850640), (24304, 840000), (24500, 833280), (24800, 823200), (25088, 813750), (25600, 797475), (25725, 793600), (26040, 784000), (26250, 777728), (26880, 759500), (27125, 752640), (27440, 744000), (27776, 735000), (28000, 729120), (29400, 694400), (29760, 686000), (30000, 680512), (30380, 672000), (30625, 666624), (31000, 658560), (31360, 651000), (31744, 643125), (31899, 640000), (32000, 637980), (32550, 627200), (32928, 620000), (33600, 607600), (34300, 595200), (34720, 588000), (35000, 583296), (35840, 569625), (36456, 560000), (36750, 555520), (37200, 548800), (37632, 542500), (37975, 537600), (38400, 531650), (38750, 526848), (39200, 520800), (39680, 514500), (40000, 510384), (41160, 496000), (41664, 490000), (42000, 486080), (42532, 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(91875, 222208), (93000, 219520), (94080, 217000), (95232, 214375), (96000, 212660), (97216, 210000), (98000, 208320), (99200, 205800), (102900, 198400), (104160, 196000), (105000, 194432), (106330, 192000), (107520, 189875), (108500, 188160), (109760, 186000), (111104, 183750), (112000, 182280), (113925, 179200), (116250, 175616), (117600, 173600), (119040, 171500), (120000, 170128), (121520, 168000), (122500, 166656), (124000, 164640), (125440, 162750), (127596, 160000), (128000, 159495), (128625, 158720), (130200, 156800), (131712, 155000), (134400, 151900), (135625, 150528), (137200, 148800), (138880, 147000), (140000, 145824)]