257444736

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:496

約数の個数: 128

約数和(自身を含む): 732564000

約数和(自身を除く): 475119264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 113, 128, 136, 192, 204, 226, 272, 339, 349, 384, 408, 452, 544, 678, 698, 816, 904, 1047, 1088, 1356, 1396, 1632, 1808, 1921, 2094, 2176, 2712, 2792, 3264, 3616, 3842, 4188, 5424, 5584, 5763, 5933, 6528, 7232, 7684, 8376, 10848, 11168, 11526, 11866, 14464, 15368, 16752, 17799, 21696, 22336, 23052, 23732, 30736, 33504, 35598, 39437, 43392, 44672, 46104, 47464, 61472, 67008, 71196, 78874, 92208, 94928, 118311, 122944, 134016, 142392, 157748, 184416, 189856, 236622, 245888, 284784, 315496, 368832, 379712, 473244, 569568, 630992, 670429, 737664, 759424, 946488, 1139136, 1261984, 1340858, 1892976, 2011287, 2278272, 2523968, 2681716, 3785952, 4022574, 5047936, 5363432, 7571904, 8045148, 10726864, 15143808, 16090296, 21453728, 32180592, 42907456, 64361184, 85814912, 128722368, 257444736]

約数ペア:

[(1, 257444736), (2, 128722368), (3, 85814912), (4, 64361184), (6, 42907456), (8, 32180592), (12, 21453728), (16, 16090296), (17, 15143808), (24, 10726864), (32, 8045148), (34, 7571904), (48, 5363432), (51, 5047936), (64, 4022574), (68, 3785952), (96, 2681716), (102, 2523968), (113, 2278272), (128, 2011287), (136, 1892976), (192, 1340858), (204, 1261984), (226, 1139136), (272, 946488), (339, 759424), (349, 737664), (384, 670429), (408, 630992), (452, 569568), (544, 473244), (678, 379712), (698, 368832), (816, 315496), (904, 284784), (1047, 245888), (1088, 236622), (1356, 189856), (1396, 184416), (1632, 157748), (1808, 142392), (1921, 134016), (2094, 122944), (2176, 118311), (2712, 94928), (2792, 92208), (3264, 78874), (3616, 71196), (3842, 67008), (4188, 61472), (5424, 47464), (5584, 46104), (5763, 44672), (5933, 43392), (6528, 39437), (7232, 35598), (7684, 33504), (8376, 30736), (10848, 23732), (11168, 23052), (11526, 22336), (11866, 21696), (14464, 17799), (15368, 16752)]