312707984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{1759}}^1$

素因数の和:2079

約数の個数: 40

約数和(自身を含む): 623293440

約数和(自身を除く): 310585456

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 271, 328, 542, 656, 1084, 1759, 2168, 3518, 4336, 7036, 11111, 14072, 22222, 28144, 44444, 72119, 88888, 144238, 177776, 288476, 476689, 576952, 953378, 1153904, 1906756, 3813512, 7627024, 19544249, 39088498, 78176996, 156353992, 312707984]

約数ペア:

[(1, 312707984), (2, 156353992), (4, 78176996), (8, 39088498), (16, 19544249), (41, 7627024), (82, 3813512), (164, 1906756), (271, 1153904), (328, 953378), (542, 576952), (656, 476689), (1084, 288476), (1759, 177776), (2168, 144238), (3518, 88888), (4336, 72119), (7036, 44444), (11111, 28144), (14072, 22222)]