20696248320

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 416

約数和(自身を含む): 73148120064

約数和(自身を除く): 52451871744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 113, 120, 128, 132, 160, 165, 176, 192, 220, 226, 240, 256, 264, 271, 320, 330, 339, 352, 384, 440, 452, 480, 512, 528, 542, 565, 640, 660, 678, 704, 768, 813, 880, 904, 960, 1024, 1056, 1084, 1130, 1243, 1280, 1320, 1355, 1356, 1408, 1536, 1626, 1695, 1760, 1808, 1920, 2048, 2112, 2168, 2260, 2486, 2560, 2640, 2710, 2712, 2816, 2981, 3072, 3252, 3390, 3520, 3616, 3729, 3840, 4065, 4096, 4224, 4336, 4520, 4972, 5120, 5280, 5420, 5424, 5632, 5962, 6144, 6215, 6504, 6780, 7040, 7232, 7458, 7680, 8130, 8448, 8672, 8943, 9040, 9944, 10240, 10560, 10840, 10848, 11264, 11924, 12288, 12430, 13008, 13560, 14080, 14464, 14905, 14916, 15360, 16260, 16896, 17344, 17886, 18080, 18645, 19888, 20480, 21120, 21680, 21696, 22528, 23848, 24860, 26016, 27120, 28160, 28928, 29810, 29832, 30623, 30720, 32520, 33792, 34688, 35772, 36160, 37290, 39776, 42240, 43360, 43392, 44715, 45056, 47696, 49720, 52032, 54240, 56320, 57856, 59620, 59664, 61246, 61440, 65040, 67584, 69376, 71544, 72320, 74580, 79552, 84480, 86720, 86784, 89430, 91869, 95392, 99440, 104064, 108480, 112640, 115712, 119240, 119328, 122492, 130080, 135168, 138752, 143088, 144640, 149160, 153115, 159104, 168960, 173440, 173568, 178860, 183738, 190784, 198880, 208128, 216960, 225280, 231424, 238480, 238656, 244984, 260160, 277504, 286176, 289280, 298320, 306230, 318208, 336853, 337920, 346880, 347136, 357720, 367476, 381568, 397760, 416256, 433920, 459345, 462848, 476960, 477312, 489968, 520320, 555008, 572352, 578560, 596640, 612460, 636416, 673706, 675840, 693760, 694272, 715440, 734952, 763136, 795520, 832512, 867840, 918690, 953920, 954624, 979936, 1010559, 1040640, 1110016, 1144704, 1157120, 1193280, 1224920, 1272832, 1347412, 1387520, 1388544, 1430880, 1469904, 1526272, 1591040, 1665024, 1684265, 1735680, 1837380, 1907840, 1909248, 1959872, 2021118, 2081280, 2289408, 2314240, 2386560, 2449840, 2545664, 2694824, 2775040, 2861760, 2939808, 3052544, 3182080, 3330048, 3368530, 3471360, 3674760, 3815680, 3818496, 3919744, 4042236, 4162560, 4578816, 4773120, 4899680, 5052795, 5091328, 5389648, 5550080, 5723520, 5879616, 6105088, 6364160, 6737060, 6942720, 7349520, 7631360, 7636992, 7839488, 8084472, 8325120, 9157632, 9546240, 9799360, 10105590, 10779296, 11447040, 11759232, 12210176, 12728320, 13474120, 14699040, 15262720, 15273984, 15678976, 16168944, 16650240, 18315264, 19092480, 19598720, 20211180, 21558592, 22894080, 23518464, 25456640, 26948240, 29398080, 30525440, 31357952, 32337888, 36630528, 38184960, 39197440, 40422360, 43117184, 45788160, 47036928, 53896480, 58796160, 61050880, 62715904, 64675776, 76369920, 78394880, 80844720, 86234368, 91576320, 94073856, 107792960, 117592320, 125431808, 129351552, 156789760, 161689440, 172468736, 183152640, 188147712, 215585920, 235184640, 258703104, 313579520, 323378880, 344937472, 376295424, 431171840, 470369280, 517406208, 627159040, 646757760, 689874944, 862343680, 940738560, 1034812416, 1293515520, 1379749888, 1724687360, 1881477120, 2069624832, 2587031040, 3449374720, 4139249664, 5174062080, 6898749440, 10348124160, 20696248320]

約数ペア:

[(1, 20696248320), (2, 10348124160), (3, 6898749440), (4, 5174062080), (5, 4139249664), (6, 3449374720), (8, 2587031040), (10, 2069624832), (11, 1881477120), (12, 1724687360), (15, 1379749888), (16, 1293515520), (20, 1034812416), (22, 940738560), (24, 862343680), (30, 689874944), (32, 646757760), (33, 627159040), (40, 517406208), (44, 470369280), (48, 431171840), (55, 376295424), (60, 344937472), (64, 323378880), (66, 313579520), (80, 258703104), (88, 235184640), (96, 215585920), (110, 188147712), (113, 183152640), (120, 172468736), (128, 161689440), (132, 156789760), (160, 129351552), (165, 125431808), (176, 117592320), (192, 107792960), (220, 94073856), (226, 91576320), (240, 86234368), (256, 80844720), (264, 78394880), (271, 76369920), (320, 64675776), (330, 62715904), (339, 61050880), (352, 58796160), (384, 53896480), (440, 47036928), (452, 45788160), (480, 43117184), (512, 40422360), (528, 39197440), (542, 38184960), (565, 36630528), (640, 32337888), (660, 31357952), (678, 30525440), (704, 29398080), (768, 26948240), (813, 25456640), (880, 23518464), (904, 22894080), (960, 21558592), (1024, 20211180), (1056, 19598720), (1084, 19092480), (1130, 18315264), (1243, 16650240), (1280, 16168944), (1320, 15678976), (1355, 15273984), (1356, 15262720), (1408, 14699040), (1536, 13474120), (1626, 12728320), (1695, 12210176), (1760, 11759232), (1808, 11447040), (1920, 10779296), (2048, 10105590), (2112, 9799360), (2168, 9546240), (2260, 9157632), (2486, 8325120), (2560, 8084472), (2640, 7839488), (2710, 7636992), (2712, 7631360), (2816, 7349520), (2981, 6942720), (3072, 6737060), (3252, 6364160), (3390, 6105088), (3520, 5879616), (3616, 5723520), (3729, 5550080), (3840, 5389648), (4065, 5091328), (4096, 5052795), (4224, 4899680), (4336, 4773120), (4520, 4578816), (4972, 4162560), (5120, 4042236), (5280, 3919744), (5420, 3818496), (5424, 3815680), (5632, 3674760), (5962, 3471360), (6144, 3368530), (6215, 3330048), (6504, 3182080), (6780, 3052544), (7040, 2939808), (7232, 2861760), (7458, 2775040), (7680, 2694824), (8130, 2545664), (8448, 2449840), (8672, 2386560), (8943, 2314240), (9040, 2289408), (9944, 2081280), (10240, 2021118), (10560, 1959872), (10840, 1909248), (10848, 1907840), (11264, 1837380), (11924, 1735680), (12288, 1684265), (12430, 1665024), (13008, 1591040), (13560, 1526272), (14080, 1469904), (14464, 1430880), (14905, 1388544), (14916, 1387520), (15360, 1347412), (16260, 1272832), (16896, 1224920), (17344, 1193280), (17886, 1157120), (18080, 1144704), (18645, 1110016), (19888, 1040640), (20480, 1010559), (21120, 979936), (21680, 954624), (21696, 953920), (22528, 918690), (23848, 867840), (24860, 832512), (26016, 795520), (27120, 763136), (28160, 734952), (28928, 715440), (29810, 694272), (29832, 693760), (30623, 675840), (30720, 673706), (32520, 636416), (33792, 612460), (34688, 596640), (35772, 578560), (36160, 572352), (37290, 555008), (39776, 520320), (42240, 489968), (43360, 477312), (43392, 476960), (44715, 462848), (45056, 459345), (47696, 433920), (49720, 416256), (52032, 397760), (54240, 381568), (56320, 367476), (57856, 357720), (59620, 347136), (59664, 346880), (61246, 337920), (61440, 336853), (65040, 318208), (67584, 306230), (69376, 298320), (71544, 289280), (72320, 286176), (74580, 277504), (79552, 260160), (84480, 244984), (86720, 238656), (86784, 238480), (89430, 231424), (91869, 225280), (95392, 216960), (99440, 208128), (104064, 198880), (108480, 190784), (112640, 183738), (115712, 178860), (119240, 173568), (119328, 173440), (122492, 168960), (130080, 159104), (135168, 153115), (138752, 149160), (143088, 144640)]