258747328

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^2\times {\mathrm{601}}^1$

素因数の和:682

約数の個数: 84

約数和(自身を含む): 607350576

約数和(自身を除く): 348603248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 601, 868, 961, 992, 1202, 1736, 1922, 1984, 2404, 3472, 3844, 4207, 4808, 6727, 6944, 7688, 8414, 9616, 13454, 13888, 15376, 16828, 18631, 19232, 26908, 30752, 33656, 37262, 38464, 53816, 61504, 67312, 74524, 107632, 130417, 134624, 149048, 215264, 260834, 269248, 298096, 430528, 521668, 577561, 596192, 1043336, 1155122, 1192384, 2086672, 2310244, 4042927, 4173344, 4620488, 8085854, 8346688, 9240976, 16171708, 18481952, 32343416, 36963904, 64686832, 129373664, 258747328]

約数ペア:

[(1, 258747328), (2, 129373664), (4, 64686832), (7, 36963904), (8, 32343416), (14, 18481952), (16, 16171708), (28, 9240976), (31, 8346688), (32, 8085854), (56, 4620488), (62, 4173344), (64, 4042927), (112, 2310244), (124, 2086672), (217, 1192384), (224, 1155122), (248, 1043336), (434, 596192), (448, 577561), (496, 521668), (601, 430528), (868, 298096), (961, 269248), (992, 260834), (1202, 215264), (1736, 149048), (1922, 134624), (1984, 130417), (2404, 107632), (3472, 74524), (3844, 67312), (4207, 61504), (4808, 53816), (6727, 38464), (6944, 37262), (7688, 33656), (8414, 30752), (9616, 26908), (13454, 19232), (13888, 18631), (15376, 16828)]