251689984

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 176

約数和(自身を含む): 644690368

約数和(自身を除く): 393000384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 73, 74, 91, 104, 112, 128, 146, 148, 182, 208, 224, 256, 259, 292, 296, 364, 416, 448, 481, 511, 512, 518, 584, 592, 728, 832, 896, 949, 962, 1022, 1024, 1036, 1168, 1184, 1456, 1664, 1792, 1898, 1924, 2044, 2072, 2336, 2368, 2701, 2912, 3328, 3367, 3584, 3796, 3848, 4088, 4144, 4672, 4736, 5402, 5824, 6643, 6656, 6734, 7168, 7592, 7696, 8176, 8288, 9344, 9472, 10804, 11648, 13286, 13312, 13468, 15184, 15392, 16352, 16576, 18688, 18907, 18944, 21608, 23296, 26572, 26936, 30368, 30784, 32704, 33152, 35113, 37376, 37814, 37888, 43216, 46592, 53144, 53872, 60736, 61568, 65408, 66304, 70226, 74752, 75628, 86432, 93184, 106288, 107744, 121472, 123136, 130816, 132608, 140452, 151256, 172864, 212576, 215488, 242944, 245791, 246272, 261632, 265216, 280904, 302512, 345728, 425152, 430976, 485888, 491582, 492544, 523264, 561808, 605024, 691456, 850304, 861952, 971776, 983164, 1123616, 1210048, 1382912, 1700608, 1723904, 1966328, 2247232, 2420096, 2765824, 3401216, 3447808, 3932656, 4494464, 4840192, 6802432, 7865312, 8988928, 9680384, 15730624, 17977856, 19360768, 31461248, 35955712, 62922496, 125844992, 251689984]

約数ペア:

[(1, 251689984), (2, 125844992), (4, 62922496), (7, 35955712), (8, 31461248), (13, 19360768), (14, 17977856), (16, 15730624), (26, 9680384), (28, 8988928), (32, 7865312), (37, 6802432), (52, 4840192), (56, 4494464), (64, 3932656), (73, 3447808), (74, 3401216), (91, 2765824), (104, 2420096), (112, 2247232), (128, 1966328), (146, 1723904), (148, 1700608), (182, 1382912), (208, 1210048), (224, 1123616), (256, 983164), (259, 971776), (292, 861952), (296, 850304), (364, 691456), (416, 605024), (448, 561808), (481, 523264), (511, 492544), (512, 491582), (518, 485888), (584, 430976), (592, 425152), (728, 345728), (832, 302512), (896, 280904), (949, 265216), (962, 261632), (1022, 246272), (1024, 245791), (1036, 242944), (1168, 215488), (1184, 212576), (1456, 172864), (1664, 151256), (1792, 140452), (1898, 132608), (1924, 130816), (2044, 123136), (2072, 121472), (2336, 107744), (2368, 106288), (2701, 93184), (2912, 86432), (3328, 75628), (3367, 74752), (3584, 70226), (3796, 66304), (3848, 65408), (4088, 61568), (4144, 60736), (4672, 53872), (4736, 53144), (5402, 46592), (5824, 43216), (6643, 37888), (6656, 37814), (6734, 37376), (7168, 35113), (7592, 33152), (7696, 32704), (8176, 30784), (8288, 30368), (9344, 26936), (9472, 26572), (10804, 23296), (11648, 21608), (13286, 18944), (13312, 18907), (13468, 18688), (15184, 16576), (15392, 16352)]