666345984

素因数分解:

$2^9\times 3^1\times {\mathrm{139}}^1\times {\mathrm{3121}}^1$

素因数の和:3281

約数の個数: 80

約数和(自身を含む): 1788531360

約数和(自身を除く): 1122185376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 256, 278, 384, 417, 512, 556, 768, 834, 1112, 1536, 1668, 2224, 3121, 3336, 4448, 6242, 6672, 8896, 9363, 12484, 13344, 17792, 18726, 24968, 26688, 35584, 37452, 49936, 53376, 71168, 74904, 99872, 106752, 149808, 199744, 213504, 299616, 399488, 433819, 599232, 798976, 867638, 1198464, 1301457, 1597952, 1735276, 2396928, 2602914, 3470552, 4793856, 5205828, 6941104, 10411656, 13882208, 20823312, 27764416, 41646624, 55528832, 83293248, 111057664, 166586496, 222115328, 333172992, 666345984]

約数ペア:

[(1, 666345984), (2, 333172992), (3, 222115328), (4, 166586496), (6, 111057664), (8, 83293248), (12, 55528832), (16, 41646624), (24, 27764416), (32, 20823312), (48, 13882208), (64, 10411656), (96, 6941104), (128, 5205828), (139, 4793856), (192, 3470552), (256, 2602914), (278, 2396928), (384, 1735276), (417, 1597952), (512, 1301457), (556, 1198464), (768, 867638), (834, 798976), (1112, 599232), (1536, 433819), (1668, 399488), (2224, 299616), (3121, 213504), (3336, 199744), (4448, 149808), (6242, 106752), (6672, 99872), (8896, 74904), (9363, 71168), (12484, 53376), (13344, 49936), (17792, 37452), (18726, 35584), (24968, 26688)]