1313720320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 3502699200

約数和(自身を除く): 2188978880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 107, 109, 110, 128, 160, 176, 214, 218, 220, 256, 320, 352, 428, 436, 440, 512, 535, 545, 640, 704, 856, 872, 880, 1024, 1070, 1090, 1177, 1199, 1280, 1408, 1712, 1744, 1760, 2048, 2140, 2180, 2354, 2398, 2560, 2816, 3424, 3488, 3520, 4280, 4360, 4708, 4796, 5120, 5632, 5885, 5995, 6848, 6976, 7040, 8560, 8720, 9416, 9592, 10240, 11264, 11663, 11770, 11990, 13696, 13952, 14080, 17120, 17440, 18832, 19184, 22528, 23326, 23540, 23980, 27392, 27904, 28160, 34240, 34880, 37664, 38368, 46652, 47080, 47960, 54784, 55808, 56320, 58315, 68480, 69760, 75328, 76736, 93304, 94160, 95920, 109568, 111616, 112640, 116630, 128293, 136960, 139520, 150656, 153472, 186608, 188320, 191840, 219136, 223232, 233260, 256586, 273920, 279040, 301312, 306944, 373216, 376640, 383680, 466520, 513172, 547840, 558080, 602624, 613888, 641465, 746432, 753280, 767360, 933040, 1026344, 1095680, 1116160, 1205248, 1227776, 1282930, 1492864, 1506560, 1534720, 1866080, 2052688, 2410496, 2455552, 2565860, 2985728, 3013120, 3069440, 3732160, 4105376, 5131720, 5971456, 6026240, 6138880, 7464320, 8210752, 10263440, 11942912, 12052480, 12277760, 14928640, 16421504, 20526880, 23885824, 29857280, 32843008, 41053760, 59714560, 65686016, 82107520, 119429120, 131372032, 164215040, 262744064, 328430080, 656860160, 1313720320]

約数ペア:

[(1, 1313720320), (2, 656860160), (4, 328430080), (5, 262744064), (8, 164215040), (10, 131372032), (11, 119429120), (16, 82107520), (20, 65686016), (22, 59714560), (32, 41053760), (40, 32843008), (44, 29857280), (55, 23885824), (64, 20526880), (80, 16421504), (88, 14928640), (107, 12277760), (109, 12052480), (110, 11942912), (128, 10263440), (160, 8210752), (176, 7464320), (214, 6138880), (218, 6026240), (220, 5971456), (256, 5131720), (320, 4105376), (352, 3732160), (428, 3069440), (436, 3013120), (440, 2985728), (512, 2565860), (535, 2455552), (545, 2410496), (640, 2052688), (704, 1866080), (856, 1534720), (872, 1506560), (880, 1492864), (1024, 1282930), (1070, 1227776), (1090, 1205248), (1177, 1116160), (1199, 1095680), (1280, 1026344), (1408, 933040), (1712, 767360), (1744, 753280), (1760, 746432), (2048, 641465), (2140, 613888), (2180, 602624), (2354, 558080), (2398, 547840), (2560, 513172), (2816, 466520), (3424, 383680), (3488, 376640), (3520, 373216), (4280, 306944), (4360, 301312), (4708, 279040), (4796, 273920), (5120, 256586), (5632, 233260), (5885, 223232), (5995, 219136), (6848, 191840), (6976, 188320), (7040, 186608), (8560, 153472), (8720, 150656), (9416, 139520), (9592, 136960), (10240, 128293), (11264, 116630), (11663, 112640), (11770, 111616), (11990, 109568), (13696, 95920), (13952, 94160), (14080, 93304), (17120, 76736), (17440, 75328), (18832, 69760), (19184, 68480), (22528, 58315), (23326, 56320), (23540, 55808), (23980, 54784), (27392, 47960), (27904, 47080), (28160, 46652), (34240, 38368), (34880, 37664)]