398782016

素因数分解:

$2^6\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 84

約数和(自身を含む): 849538560

約数和(自身を除く): 450756544

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 239, 248, 464, 478, 496, 841, 899, 928, 956, 992, 1682, 1798, 1856, 1912, 1984, 3364, 3596, 3824, 6728, 6931, 7192, 7409, 7648, 13456, 13862, 14384, 14818, 15296, 26071, 26912, 27724, 28768, 29636, 52142, 53824, 55448, 57536, 59272, 104284, 110896, 118544, 200999, 208568, 214861, 221792, 237088, 401998, 417136, 429722, 443584, 474176, 803996, 834272, 859444, 1607992, 1668544, 1718888, 3215984, 3437776, 6230969, 6431968, 6875552, 12461938, 12863936, 13751104, 24923876, 49847752, 99695504, 199391008, 398782016]

約数ペア:

[(1, 398782016), (2, 199391008), (4, 99695504), (8, 49847752), (16, 24923876), (29, 13751104), (31, 12863936), (32, 12461938), (58, 6875552), (62, 6431968), (64, 6230969), (116, 3437776), (124, 3215984), (232, 1718888), (239, 1668544), (248, 1607992), (464, 859444), (478, 834272), (496, 803996), (841, 474176), (899, 443584), (928, 429722), (956, 417136), (992, 401998), (1682, 237088), (1798, 221792), (1856, 214861), (1912, 208568), (1984, 200999), (3364, 118544), (3596, 110896), (3824, 104284), (6728, 59272), (6931, 57536), (7192, 55448), (7409, 53824), (7648, 52142), (13456, 29636), (13862, 28768), (14384, 27724), (14818, 26912), (15296, 26071)]