278726656

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 655281900

約数和(自身を除く): 376555244

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 32, 38, 52, 58, 64, 76, 104, 116, 128, 152, 208, 232, 247, 256, 304, 361, 377, 416, 464, 494, 512, 551, 608, 722, 754, 832, 928, 988, 1024, 1102, 1216, 1444, 1508, 1664, 1856, 1976, 2048, 2204, 2432, 2888, 3016, 3328, 3712, 3952, 4408, 4693, 4864, 5776, 6032, 6656, 7163, 7424, 7904, 8816, 9386, 9728, 10469, 11552, 12064, 13312, 14326, 14848, 15808, 17632, 18772, 19456, 20938, 23104, 24128, 26624, 28652, 29696, 31616, 35264, 37544, 38912, 41876, 46208, 48256, 57304, 59392, 63232, 70528, 75088, 83752, 92416, 96512, 114608, 126464, 136097, 141056, 150176, 167504, 184832, 193024, 229216, 252928, 272194, 282112, 300352, 335008, 369664, 386048, 458432, 505856, 544388, 564224, 600704, 670016, 739328, 772096, 916864, 1088776, 1128448, 1201408, 1340032, 1833728, 2177552, 2402816, 2680064, 3667456, 4355104, 4805632, 5360128, 7334912, 8710208, 9611264, 10720256, 14669824, 17420416, 21440512, 34840832, 69681664, 139363328, 278726656]

約数ペア:

[(1, 278726656), (2, 139363328), (4, 69681664), (8, 34840832), (13, 21440512), (16, 17420416), (19, 14669824), (26, 10720256), (29, 9611264), (32, 8710208), (38, 7334912), (52, 5360128), (58, 4805632), (64, 4355104), (76, 3667456), (104, 2680064), (116, 2402816), (128, 2177552), (152, 1833728), (208, 1340032), (232, 1201408), (247, 1128448), (256, 1088776), (304, 916864), (361, 772096), (377, 739328), (416, 670016), (464, 600704), (494, 564224), (512, 544388), (551, 505856), (608, 458432), (722, 386048), (754, 369664), (832, 335008), (928, 300352), (988, 282112), (1024, 272194), (1102, 252928), (1216, 229216), (1444, 193024), (1508, 184832), (1664, 167504), (1856, 150176), (1976, 141056), (2048, 136097), (2204, 126464), (2432, 114608), (2888, 96512), (3016, 92416), (3328, 83752), (3712, 75088), (3952, 70528), (4408, 63232), (4693, 59392), (4864, 57304), (5776, 48256), (6032, 46208), (6656, 41876), (7163, 38912), (7424, 37544), (7904, 35264), (8816, 31616), (9386, 29696), (9728, 28652), (10469, 26624), (11552, 24128), (12064, 23104), (13312, 20938), (14326, 19456), (14848, 18772), (15808, 17632)]