128511616

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 267321600

約数和(自身を除く): 138809984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 233, 248, 278, 466, 496, 556, 932, 992, 1112, 1864, 1984, 2224, 3728, 3968, 4309, 4448, 7223, 7456, 8618, 8896, 14446, 14912, 17236, 17792, 28892, 29824, 32387, 34472, 57784, 64774, 68944, 115568, 129548, 137888, 231136, 259096, 275776, 462272, 518192, 551552, 924544, 1003997, 1036384, 2007994, 2072768, 4015988, 4145536, 8031976, 16063952, 32127904, 64255808, 128511616]

約数ペア:

[(1, 128511616), (2, 64255808), (4, 32127904), (8, 16063952), (16, 8031976), (31, 4145536), (32, 4015988), (62, 2072768), (64, 2007994), (124, 1036384), (128, 1003997), (139, 924544), (233, 551552), (248, 518192), (278, 462272), (466, 275776), (496, 259096), (556, 231136), (932, 137888), (992, 129548), (1112, 115568), (1864, 68944), (1984, 64774), (2224, 57784), (3728, 34472), (3968, 32387), (4309, 29824), (4448, 28892), (7223, 17792), (7456, 17236), (8618, 14912), (8896, 14446)]