251042304

素因数分解:

$2^9\times 3^1\times {\mathrm{353}}^1\times {\mathrm{463}}^1$

素因数の和:837

約数の個数: 80

約数和(自身を含む): 672135552

約数和(自身を除く): 421093248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 353, 384, 463, 512, 706, 768, 926, 1059, 1389, 1412, 1536, 1852, 2118, 2778, 2824, 3704, 4236, 5556, 5648, 7408, 8472, 11112, 11296, 14816, 16944, 22224, 22592, 29632, 33888, 44448, 45184, 59264, 67776, 88896, 90368, 118528, 135552, 163439, 177792, 180736, 237056, 271104, 326878, 355584, 490317, 542208, 653756, 711168, 980634, 1307512, 1961268, 2615024, 3922536, 5230048, 7845072, 10460096, 15690144, 20920192, 31380288, 41840384, 62760576, 83680768, 125521152, 251042304]

約数ペア:

[(1, 251042304), (2, 125521152), (3, 83680768), (4, 62760576), (6, 41840384), (8, 31380288), (12, 20920192), (16, 15690144), (24, 10460096), (32, 7845072), (48, 5230048), (64, 3922536), (96, 2615024), (128, 1961268), (192, 1307512), (256, 980634), (353, 711168), (384, 653756), (463, 542208), (512, 490317), (706, 355584), (768, 326878), (926, 271104), (1059, 237056), (1389, 180736), (1412, 177792), (1536, 163439), (1852, 135552), (2118, 118528), (2778, 90368), (2824, 88896), (3704, 67776), (4236, 59264), (5556, 45184), (5648, 44448), (7408, 33888), (8472, 29632), (11112, 22592), (11296, 22224), (14816, 16944)]