215347328

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7753}}^1$

素因数の和:7805

約数の個数: 64

約数和(自身を含む): 506181120

約数和(自身を除く): 290833792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 7753, 13888, 15506, 27776, 31012, 54271, 62024, 108542, 124048, 217084, 240343, 248096, 434168, 480686, 496192, 868336, 961372, 992384, 1682401, 1736672, 1922744, 3364802, 3473344, 3845488, 6729604, 6946688, 7690976, 13459208, 15381952, 26918416, 30763904, 53836832, 107673664, 215347328]

約数ペア:

[(1, 215347328), (2, 107673664), (4, 53836832), (7, 30763904), (8, 26918416), (14, 15381952), (16, 13459208), (28, 7690976), (31, 6946688), (32, 6729604), (56, 3845488), (62, 3473344), (64, 3364802), (112, 1922744), (124, 1736672), (128, 1682401), (217, 992384), (224, 961372), (248, 868336), (434, 496192), (448, 480686), (496, 434168), (868, 248096), (896, 240343), (992, 217084), (1736, 124048), (1984, 108542), (3472, 62024), (3968, 54271), (6944, 31012), (7753, 27776), (13888, 15506)]