255849440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1145

約数の個数: 192

約数和(自身を含む): 793981440

約数和(自身を除く): 538132000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 760, 770, 836, 880, 1045, 1064, 1093, 1120, 1232, 1330, 1463, 1520, 1540, 1672, 1760, 2090, 2128, 2186, 2464, 2660, 2926, 3040, 3080, 3344, 4180, 4256, 4372, 5320, 5465, 5852, 6160, 6688, 7315, 7651, 8360, 8744, 10640, 10930, 11704, 12023, 12320, 14630, 15302, 16720, 17488, 20767, 21280, 21860, 23408, 24046, 29260, 30604, 33440, 34976, 38255, 41534, 43720, 46816, 48092, 58520, 60115, 61208, 76510, 83068, 84161, 87440, 96184, 103835, 117040, 120230, 122416, 145369, 153020, 166136, 168322, 174880, 192368, 207670, 228437, 234080, 240460, 244832, 290738, 306040, 332272, 336644, 384736, 415340, 420805, 456874, 480920, 581476, 612080, 664544, 673288, 726845, 830680, 841610, 913748, 961840, 1142185, 1162952, 1224160, 1346576, 1453690, 1599059, 1661360, 1683220, 1827496, 1923680, 2284370, 2325904, 2693152, 2907380, 3198118, 3322720, 3366440, 3654992, 4568740, 4651808, 5814760, 6396236, 6732880, 7309984, 7995295, 9137480, 11629520, 12792472, 13465760, 15990590, 18274960, 23259040, 25584944, 31981180, 36549920, 51169888, 63962360, 127924720, 255849440]

約数ペア:

[(1, 255849440), (2, 127924720), (4, 63962360), (5, 51169888), (7, 36549920), (8, 31981180), (10, 25584944), (11, 23259040), (14, 18274960), (16, 15990590), (19, 13465760), (20, 12792472), (22, 11629520), (28, 9137480), (32, 7995295), (35, 7309984), (38, 6732880), (40, 6396236), (44, 5814760), (55, 4651808), (56, 4568740), (70, 3654992), (76, 3366440), (77, 3322720), (80, 3198118), (88, 2907380), (95, 2693152), (110, 2325904), (112, 2284370), (133, 1923680), (140, 1827496), (152, 1683220), (154, 1661360), (160, 1599059), (176, 1453690), (190, 1346576), (209, 1224160), (220, 1162952), (224, 1142185), (266, 961840), (280, 913748), (304, 841610), (308, 830680), (352, 726845), (380, 673288), (385, 664544), (418, 612080), (440, 581476), (532, 480920), (560, 456874), (608, 420805), (616, 415340), (665, 384736), (760, 336644), (770, 332272), (836, 306040), (880, 290738), (1045, 244832), (1064, 240460), (1093, 234080), (1120, 228437), (1232, 207670), (1330, 192368), (1463, 174880), (1520, 168322), (1540, 166136), (1672, 153020), (1760, 145369), (2090, 122416), (2128, 120230), (2186, 117040), (2464, 103835), (2660, 96184), (2926, 87440), (3040, 84161), (3080, 83068), (3344, 76510), (4180, 61208), (4256, 60115), (4372, 58520), (5320, 48092), (5465, 46816), (5852, 43720), (6160, 41534), (6688, 38255), (7315, 34976), (7651, 33440), (8360, 30604), (8744, 29260), (10640, 24046), (10930, 23408), (11704, 21860), (12023, 21280), (12320, 20767), (14630, 17488), (15302, 16720)]