289491136

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 655003008

約数和(自身を除く): 365511872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 73, 86, 88, 131, 146, 172, 176, 262, 292, 344, 352, 473, 524, 584, 688, 704, 803, 946, 1048, 1168, 1376, 1441, 1606, 1892, 2096, 2336, 2752, 2882, 3139, 3212, 3784, 4192, 4672, 5633, 5764, 6278, 6424, 7568, 8384, 9563, 11266, 11528, 12556, 12848, 15136, 19126, 22532, 23056, 25112, 25696, 30272, 34529, 38252, 45064, 46112, 50224, 51392, 61963, 69058, 76504, 90128, 92224, 100448, 105193, 123926, 138116, 153008, 180256, 200896, 210386, 247852, 276232, 306016, 360512, 411209, 420772, 495704, 552464, 612032, 822418, 841544, 991408, 1104928, 1644836, 1683088, 1982816, 2209856, 3289672, 3366176, 3965632, 4523299, 6579344, 6732352, 9046598, 13158688, 18093196, 26317376, 36186392, 72372784, 144745568, 289491136]

約数ペア:

[(1, 289491136), (2, 144745568), (4, 72372784), (8, 36186392), (11, 26317376), (16, 18093196), (22, 13158688), (32, 9046598), (43, 6732352), (44, 6579344), (64, 4523299), (73, 3965632), (86, 3366176), (88, 3289672), (131, 2209856), (146, 1982816), (172, 1683088), (176, 1644836), (262, 1104928), (292, 991408), (344, 841544), (352, 822418), (473, 612032), (524, 552464), (584, 495704), (688, 420772), (704, 411209), (803, 360512), (946, 306016), (1048, 276232), (1168, 247852), (1376, 210386), (1441, 200896), (1606, 180256), (1892, 153008), (2096, 138116), (2336, 123926), (2752, 105193), (2882, 100448), (3139, 92224), (3212, 90128), (3784, 76504), (4192, 69058), (4672, 61963), (5633, 51392), (5764, 50224), (6278, 46112), (6424, 45064), (7568, 38252), (8384, 34529), (9563, 30272), (11266, 25696), (11528, 25112), (12556, 23056), (12848, 22532), (15136, 19126)]