278320384

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 575831592

約数和(自身を除く): 297511208

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 73, 106, 128, 146, 212, 256, 281, 292, 424, 562, 584, 848, 1124, 1168, 1696, 2248, 2336, 3392, 3869, 4496, 4672, 6784, 7738, 8992, 9344, 13568, 14893, 15476, 17984, 18688, 20513, 29786, 30952, 35968, 41026, 59572, 61904, 71936, 82052, 119144, 123808, 164104, 238288, 247616, 328208, 476576, 495232, 656416, 953152, 990464, 1087189, 1312832, 1906304, 2174378, 2625664, 3812608, 4348756, 5251328, 8697512, 17395024, 34790048, 69580096, 139160192, 278320384]

約数ペア:

[(1, 278320384), (2, 139160192), (4, 69580096), (8, 34790048), (16, 17395024), (32, 8697512), (53, 5251328), (64, 4348756), (73, 3812608), (106, 2625664), (128, 2174378), (146, 1906304), (212, 1312832), (256, 1087189), (281, 990464), (292, 953152), (424, 656416), (562, 495232), (584, 476576), (848, 328208), (1124, 247616), (1168, 238288), (1696, 164104), (2248, 123808), (2336, 119144), (3392, 82052), (3869, 71936), (4496, 61904), (4672, 59572), (6784, 41026), (7738, 35968), (8992, 30952), (9344, 29786), (13568, 20513), (14893, 18688), (15476, 17984)]