20451072000

素因数分解:

$2^{11}\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:930

約数の個数: 384

約数和(自身を含む): 70321305600

約数和(自身を除く): 49870233600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 125, 128, 150, 155, 160, 186, 192, 200, 240, 248, 250, 256, 300, 310, 320, 372, 375, 384, 400, 465, 480, 496, 500, 512, 600, 620, 640, 744, 750, 768, 775, 800, 859, 930, 960, 992, 1000, 1024, 1200, 1240, 1280, 1488, 1500, 1536, 1550, 1600, 1718, 1860, 1920, 1984, 2000, 2048, 2325, 2400, 2480, 2560, 2577, 2976, 3000, 3072, 3100, 3200, 3436, 3720, 3840, 3875, 3968, 4000, 4295, 4650, 4800, 4960, 5120, 5154, 5952, 6000, 6144, 6200, 6400, 6872, 7440, 7680, 7750, 7936, 8000, 8590, 9300, 9600, 9920, 10240, 10308, 11625, 11904, 12000, 12400, 12800, 12885, 13744, 14880, 15360, 15500, 15872, 16000, 17180, 18600, 19200, 19840, 20616, 21475, 23250, 23808, 24000, 24800, 25600, 25770, 26629, 27488, 29760, 30720, 31000, 31744, 32000, 34360, 37200, 38400, 39680, 41232, 42950, 46500, 47616, 48000, 49600, 51200, 51540, 53258, 54976, 59520, 62000, 63488, 64000, 64425, 68720, 74400, 76800, 79360, 79887, 82464, 85900, 93000, 95232, 96000, 99200, 103080, 106516, 107375, 109952, 119040, 124000, 128000, 128850, 133145, 137440, 148800, 153600, 158720, 159774, 164928, 171800, 186000, 190464, 192000, 198400, 206160, 213032, 214750, 219904, 238080, 248000, 256000, 257700, 266290, 274880, 297600, 317440, 319548, 322125, 329856, 343600, 372000, 384000, 396800, 399435, 412320, 426064, 429500, 439808, 476160, 496000, 515400, 532580, 549760, 595200, 639096, 644250, 659712, 665725, 687200, 744000, 768000, 793600, 798870, 824640, 852128, 859000, 879616, 952320, 992000, 1030800, 1065160, 1099520, 1190400, 1278192, 1288500, 1319424, 1331450, 1374400, 1488000, 1587200, 1597740, 1649280, 1704256, 1718000, 1759232, 1984000, 1997175, 2061600, 2130320, 2199040, 2380800, 2556384, 2577000, 2638848, 2662900, 2748800, 2976000, 3195480, 3298560, 3328625, 3408512, 3436000, 3968000, 3994350, 4123200, 4260640, 4398080, 4761600, 5112768, 5154000, 5277696, 5325800, 5497600, 5952000, 6390960, 6597120, 6657250, 6817024, 6872000, 7936000, 7988700, 8246400, 8521280, 8796160, 9985875, 10225536, 10308000, 10651600, 10995200, 11904000, 12781920, 13194240, 13314500, 13634048, 13744000, 15977400, 16492800, 17042560, 19971750, 20451072, 20616000, 21303200, 21990400, 23808000, 25563840, 26388480, 26629000, 27268096, 27488000, 31954800, 32985600, 34085120, 39943500, 40902144, 41232000, 42606400, 43980800, 51127680, 53258000, 54536192, 54976000, 63909600, 65971200, 68170240, 79887000, 81804288, 82464000, 85212800, 102255360, 106516000, 109952000, 127819200, 131942400, 136340480, 159774000, 163608576, 164928000, 170425600, 204510720, 213032000, 219904000, 255638400, 272680960, 319548000, 329856000, 340851200, 409021440, 426064000, 511276800, 639096000, 659712000, 681702400, 818042880, 852128000, 1022553600, 1278192000, 1363404800, 1704256000, 2045107200, 2556384000, 3408512000, 4090214400, 5112768000, 6817024000, 10225536000, 20451072000]

約数ペア:

[(1, 20451072000), (2, 10225536000), (3, 6817024000), (4, 5112768000), (5, 4090214400), (6, 3408512000), (8, 2556384000), (10, 2045107200), (12, 1704256000), (15, 1363404800), (16, 1278192000), (20, 1022553600), (24, 852128000), (25, 818042880), (30, 681702400), (31, 659712000), (32, 639096000), (40, 511276800), (48, 426064000), (50, 409021440), (60, 340851200), (62, 329856000), (64, 319548000), (75, 272680960), (80, 255638400), (93, 219904000), (96, 213032000), (100, 204510720), (120, 170425600), (124, 164928000), (125, 163608576), (128, 159774000), (150, 136340480), (155, 131942400), (160, 127819200), (186, 109952000), (192, 106516000), (200, 102255360), (240, 85212800), (248, 82464000), (250, 81804288), (256, 79887000), (300, 68170240), (310, 65971200), (320, 63909600), (372, 54976000), (375, 54536192), (384, 53258000), (400, 51127680), (465, 43980800), (480, 42606400), (496, 41232000), (500, 40902144), (512, 39943500), (600, 34085120), (620, 32985600), (640, 31954800), (744, 27488000), (750, 27268096), (768, 26629000), (775, 26388480), (800, 25563840), (859, 23808000), (930, 21990400), (960, 21303200), (992, 20616000), (1000, 20451072), (1024, 19971750), (1200, 17042560), (1240, 16492800), (1280, 15977400), (1488, 13744000), (1500, 13634048), (1536, 13314500), (1550, 13194240), (1600, 12781920), (1718, 11904000), (1860, 10995200), (1920, 10651600), (1984, 10308000), (2000, 10225536), (2048, 9985875), (2325, 8796160), (2400, 8521280), (2480, 8246400), (2560, 7988700), (2577, 7936000), (2976, 6872000), (3000, 6817024), (3072, 6657250), (3100, 6597120), (3200, 6390960), (3436, 5952000), (3720, 5497600), (3840, 5325800), (3875, 5277696), (3968, 5154000), (4000, 5112768), (4295, 4761600), (4650, 4398080), (4800, 4260640), (4960, 4123200), (5120, 3994350), (5154, 3968000), (5952, 3436000), (6000, 3408512), (6144, 3328625), (6200, 3298560), (6400, 3195480), (6872, 2976000), (7440, 2748800), (7680, 2662900), (7750, 2638848), (7936, 2577000), (8000, 2556384), (8590, 2380800), (9300, 2199040), (9600, 2130320), (9920, 2061600), (10240, 1997175), (10308, 1984000), (11625, 1759232), (11904, 1718000), (12000, 1704256), (12400, 1649280), (12800, 1597740), (12885, 1587200), (13744, 1488000), (14880, 1374400), (15360, 1331450), (15500, 1319424), (15872, 1288500), (16000, 1278192), (17180, 1190400), (18600, 1099520), (19200, 1065160), (19840, 1030800), (20616, 992000), (21475, 952320), (23250, 879616), (23808, 859000), (24000, 852128), (24800, 824640), (25600, 798870), (25770, 793600), (26629, 768000), (27488, 744000), (29760, 687200), (30720, 665725), (31000, 659712), (31744, 644250), (32000, 639096), (34360, 595200), (37200, 549760), (38400, 532580), (39680, 515400), (41232, 496000), (42950, 476160), (46500, 439808), (47616, 429500), (48000, 426064), (49600, 412320), (51200, 399435), (51540, 396800), (53258, 384000), (54976, 372000), (59520, 343600), (62000, 329856), (63488, 322125), (64000, 319548), (64425, 317440), (68720, 297600), (74400, 274880), (76800, 266290), (79360, 257700), (79887, 256000), (82464, 248000), (85900, 238080), (93000, 219904), (95232, 214750), (96000, 213032), (99200, 206160), (103080, 198400), (106516, 192000), (107375, 190464), (109952, 186000), (119040, 171800), (124000, 164928), (128000, 159774), (128850, 158720), (133145, 153600), (137440, 148800)]