256979328

素因数分解:

$2^7\times 3^1\times {\mathrm{541}}^1\times {\mathrm{1237}}^1$

素因数の和:1795

約数の個数: 64

約数和(自身を含む): 684415920

約数和(自身を除く): 427436592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 541, 1082, 1237, 1623, 2164, 2474, 3246, 3711, 4328, 4948, 6492, 7422, 8656, 9896, 12984, 14844, 17312, 19792, 25968, 29688, 34624, 39584, 51936, 59376, 69248, 79168, 103872, 118752, 158336, 207744, 237504, 475008, 669217, 1338434, 2007651, 2676868, 4015302, 5353736, 8030604, 10707472, 16061208, 21414944, 32122416, 42829888, 64244832, 85659776, 128489664, 256979328]

約数ペア:

[(1, 256979328), (2, 128489664), (3, 85659776), (4, 64244832), (6, 42829888), (8, 32122416), (12, 21414944), (16, 16061208), (24, 10707472), (32, 8030604), (48, 5353736), (64, 4015302), (96, 2676868), (128, 2007651), (192, 1338434), (384, 669217), (541, 475008), (1082, 237504), (1237, 207744), (1623, 158336), (2164, 118752), (2474, 103872), (3246, 79168), (3711, 69248), (4328, 59376), (4948, 51936), (6492, 39584), (7422, 34624), (8656, 29688), (9896, 25968), (12984, 19792), (14844, 17312)]