203981568

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2042

約数の個数: 144

約数和(自身を含む): 653425920

約数和(自身を除く): 449444352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 128, 133, 152, 168, 192, 224, 228, 256, 266, 304, 336, 384, 399, 448, 456, 532, 608, 672, 768, 798, 896, 912, 1064, 1216, 1344, 1596, 1792, 1824, 1997, 2128, 2432, 2688, 3192, 3648, 3994, 4256, 4864, 5376, 5991, 6384, 7296, 7988, 8512, 11982, 12768, 13979, 14592, 15976, 17024, 23964, 25536, 27958, 31952, 34048, 37943, 41937, 47928, 51072, 55916, 63904, 75886, 83874, 95856, 102144, 111832, 113829, 127808, 151772, 167748, 191712, 223664, 227658, 255616, 265601, 303544, 335496, 383424, 447328, 455316, 511232, 531202, 607088, 670992, 766848, 796803, 894656, 910632, 1062404, 1214176, 1341984, 1533696, 1593606, 1789312, 1821264, 2124808, 2428352, 2683968, 3187212, 3578624, 3642528, 4249616, 4856704, 5367936, 6374424, 7285056, 8499232, 9713408, 10735872, 12748848, 14570112, 16998464, 25497696, 29140224, 33996928, 50995392, 67993856, 101990784, 203981568]

約数ペア:

[(1, 203981568), (2, 101990784), (3, 67993856), (4, 50995392), (6, 33996928), (7, 29140224), (8, 25497696), (12, 16998464), (14, 14570112), (16, 12748848), (19, 10735872), (21, 9713408), (24, 8499232), (28, 7285056), (32, 6374424), (38, 5367936), (42, 4856704), (48, 4249616), (56, 3642528), (57, 3578624), (64, 3187212), (76, 2683968), (84, 2428352), (96, 2124808), (112, 1821264), (114, 1789312), (128, 1593606), (133, 1533696), (152, 1341984), (168, 1214176), (192, 1062404), (224, 910632), (228, 894656), (256, 796803), (266, 766848), (304, 670992), (336, 607088), (384, 531202), (399, 511232), (448, 455316), (456, 447328), (532, 383424), (608, 335496), (672, 303544), (768, 265601), (798, 255616), (896, 227658), (912, 223664), (1064, 191712), (1216, 167748), (1344, 151772), (1596, 127808), (1792, 113829), (1824, 111832), (1997, 102144), (2128, 95856), (2432, 83874), (2688, 75886), (3192, 63904), (3648, 55916), (3994, 51072), (4256, 47928), (4864, 41937), (5376, 37943), (5991, 34048), (6384, 31952), (7296, 27958), (7988, 25536), (8512, 23964), (11982, 17024), (12768, 15976), (13979, 14592)]