261258816

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:841

約数の個数: 224

約数和(自身を含む): 896680960

約数和(自身を除く): 635422144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 64, 76, 78, 84, 91, 96, 104, 112, 114, 133, 152, 156, 168, 182, 192, 208, 224, 228, 247, 266, 273, 304, 312, 336, 364, 399, 416, 448, 456, 494, 532, 546, 608, 624, 672, 728, 741, 787, 798, 832, 912, 988, 1064, 1092, 1216, 1248, 1344, 1456, 1482, 1574, 1596, 1729, 1824, 1976, 2128, 2184, 2361, 2496, 2912, 2964, 3148, 3192, 3458, 3648, 3952, 4256, 4368, 4722, 5187, 5509, 5824, 5928, 6296, 6384, 6916, 7904, 8512, 8736, 9444, 10231, 10374, 11018, 11856, 12592, 12768, 13832, 14953, 15808, 16527, 17472, 18888, 20462, 20748, 22036, 23712, 25184, 25536, 27664, 29906, 30693, 33054, 37776, 40924, 41496, 44072, 44859, 47424, 50368, 55328, 59812, 61386, 66108, 71617, 75552, 81848, 82992, 88144, 89718, 104671, 110656, 119624, 122772, 132216, 143234, 151104, 163696, 165984, 176288, 179436, 194389, 209342, 214851, 239248, 245544, 264432, 286468, 314013, 327392, 331968, 352576, 358872, 388778, 418684, 429702, 478496, 491088, 528864, 572936, 583167, 628026, 654784, 717744, 777556, 837368, 859404, 956992, 982176, 1057728, 1145872, 1166334, 1256052, 1360723, 1435488, 1555112, 1674736, 1718808, 1964352, 2291744, 2332668, 2512104, 2721446, 2870976, 3110224, 3349472, 3437616, 4082169, 4583488, 4665336, 5024208, 5442892, 6220448, 6698944, 6875232, 8164338, 9330672, 10048416, 10885784, 12440896, 13750464, 16328676, 18661344, 20096832, 21771568, 32657352, 37322688, 43543136, 65314704, 87086272, 130629408, 261258816]

約数ペア:

[(1, 261258816), (2, 130629408), (3, 87086272), (4, 65314704), (6, 43543136), (7, 37322688), (8, 32657352), (12, 21771568), (13, 20096832), (14, 18661344), (16, 16328676), (19, 13750464), (21, 12440896), (24, 10885784), (26, 10048416), (28, 9330672), (32, 8164338), (38, 6875232), (39, 6698944), (42, 6220448), (48, 5442892), (52, 5024208), (56, 4665336), (57, 4583488), (64, 4082169), (76, 3437616), (78, 3349472), (84, 3110224), (91, 2870976), (96, 2721446), (104, 2512104), (112, 2332668), (114, 2291744), (133, 1964352), (152, 1718808), (156, 1674736), (168, 1555112), (182, 1435488), (192, 1360723), (208, 1256052), (224, 1166334), (228, 1145872), (247, 1057728), (266, 982176), (273, 956992), (304, 859404), (312, 837368), (336, 777556), (364, 717744), (399, 654784), (416, 628026), (448, 583167), (456, 572936), (494, 528864), (532, 491088), (546, 478496), (608, 429702), (624, 418684), (672, 388778), (728, 358872), (741, 352576), (787, 331968), (798, 327392), (832, 314013), (912, 286468), (988, 264432), (1064, 245544), (1092, 239248), (1216, 214851), (1248, 209342), (1344, 194389), (1456, 179436), (1482, 176288), (1574, 165984), (1596, 163696), (1729, 151104), (1824, 143234), (1976, 132216), (2128, 122772), (2184, 119624), (2361, 110656), (2496, 104671), (2912, 89718), (2964, 88144), (3148, 82992), (3192, 81848), (3458, 75552), (3648, 71617), (3952, 66108), (4256, 61386), (4368, 59812), (4722, 55328), (5187, 50368), (5509, 47424), (5824, 44859), (5928, 44072), (6296, 41496), (6384, 40924), (6916, 37776), (7904, 33054), (8512, 30693), (8736, 29906), (9444, 27664), (10231, 25536), (10374, 25184), (11018, 23712), (11856, 22036), (12592, 20748), (12768, 20462), (13832, 18888), (14953, 17472), (15808, 16527)]