256343136

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1237

約数の個数: 192

約数和(自身を含む): 857848320

約数和(自身を除く): 601505184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 32, 34, 38, 42, 48, 51, 56, 57, 68, 76, 84, 96, 102, 112, 114, 119, 133, 136, 152, 168, 204, 224, 228, 238, 266, 272, 304, 323, 336, 357, 399, 408, 456, 476, 532, 544, 608, 646, 672, 714, 798, 816, 912, 952, 969, 1064, 1181, 1292, 1428, 1596, 1632, 1824, 1904, 1938, 2128, 2261, 2362, 2584, 2856, 3192, 3543, 3808, 3876, 4256, 4522, 4724, 5168, 5712, 6384, 6783, 7086, 7752, 8267, 9044, 9448, 10336, 11424, 12768, 13566, 14172, 15504, 16534, 18088, 18896, 20077, 22439, 24801, 27132, 28344, 31008, 33068, 36176, 37792, 40154, 44878, 49602, 54264, 56688, 60231, 66136, 67317, 72352, 80308, 89756, 99204, 108528, 113376, 120462, 132272, 134634, 140539, 157073, 160616, 179512, 198408, 217056, 240924, 264544, 269268, 281078, 314146, 321232, 359024, 381463, 396816, 421617, 471219, 481848, 538536, 562156, 628292, 642464, 718048, 762926, 793632, 843234, 942438, 963696, 1077072, 1124312, 1144389, 1256584, 1525852, 1686468, 1884876, 1927392, 2154144, 2248624, 2288778, 2513168, 2670241, 3051704, 3372936, 3769752, 4497248, 4577556, 5026336, 5340482, 6103408, 6745872, 7539504, 8010723, 9155112, 10680964, 12206816, 13491744, 15079008, 16021446, 18310224, 21361928, 32042892, 36620448, 42723856, 64085784, 85447712, 128171568, 256343136]

約数ペア:

[(1, 256343136), (2, 128171568), (3, 85447712), (4, 64085784), (6, 42723856), (7, 36620448), (8, 32042892), (12, 21361928), (14, 18310224), (16, 16021446), (17, 15079008), (19, 13491744), (21, 12206816), (24, 10680964), (28, 9155112), (32, 8010723), (34, 7539504), (38, 6745872), (42, 6103408), (48, 5340482), (51, 5026336), (56, 4577556), (57, 4497248), (68, 3769752), (76, 3372936), (84, 3051704), (96, 2670241), (102, 2513168), (112, 2288778), (114, 2248624), (119, 2154144), (133, 1927392), (136, 1884876), (152, 1686468), (168, 1525852), (204, 1256584), (224, 1144389), (228, 1124312), (238, 1077072), (266, 963696), (272, 942438), (304, 843234), (323, 793632), (336, 762926), (357, 718048), (399, 642464), (408, 628292), (456, 562156), (476, 538536), (532, 481848), (544, 471219), (608, 421617), (646, 396816), (672, 381463), (714, 359024), (798, 321232), (816, 314146), (912, 281078), (952, 269268), (969, 264544), (1064, 240924), (1181, 217056), (1292, 198408), (1428, 179512), (1596, 160616), (1632, 157073), (1824, 140539), (1904, 134634), (1938, 132272), (2128, 120462), (2261, 113376), (2362, 108528), (2584, 99204), (2856, 89756), (3192, 80308), (3543, 72352), (3808, 67317), (3876, 66136), (4256, 60231), (4522, 56688), (4724, 54264), (5168, 49602), (5712, 44878), (6384, 40154), (6783, 37792), (7086, 36176), (7752, 33068), (8267, 31008), (9044, 28344), (9448, 27132), (10336, 24801), (11424, 22439), (12768, 20077), (13566, 18896), (14172, 18088), (15504, 16534)]