256397344

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14489}}^1$

素因数の和:14585

約数の個数: 48

約数和(自身を含む): 584236800

約数和(自身を除く): 327839456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 1106, 1264, 2212, 2528, 4424, 8848, 14489, 17696, 28978, 57956, 101423, 115912, 202846, 231824, 405692, 463648, 811384, 1144631, 1622768, 2289262, 3245536, 4578524, 8012417, 9157048, 16024834, 18314096, 32049668, 36628192, 64099336, 128198672, 256397344]

約数ペア:

[(1, 256397344), (2, 128198672), (4, 64099336), (7, 36628192), (8, 32049668), (14, 18314096), (16, 16024834), (28, 9157048), (32, 8012417), (56, 4578524), (79, 3245536), (112, 2289262), (158, 1622768), (224, 1144631), (316, 811384), (553, 463648), (632, 405692), (1106, 231824), (1264, 202846), (2212, 115912), (2528, 101423), (4424, 57956), (8848, 28978), (14489, 17696)]