638117856

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{76403}}^1$

素因数の和:76448

約数の個数: 72

約数和(自身を含む): 1877246280

約数和(自身を除く): 1239128424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 4176, 8352, 76403, 152806, 229209, 305612, 458418, 611224, 687627, 916836, 1222448, 1375254, 1833672, 2215687, 2444896, 2750508, 3667344, 4431374, 5501016, 6647061, 7334688, 8862748, 11002032, 13294122, 17725496, 19941183, 22004064, 26588244, 35450992, 39882366, 53176488, 70901984, 79764732, 106352976, 159529464, 212705952, 319058928, 638117856]

約数ペア:

[(1, 638117856), (2, 319058928), (3, 212705952), (4, 159529464), (6, 106352976), (8, 79764732), (9, 70901984), (12, 53176488), (16, 39882366), (18, 35450992), (24, 26588244), (29, 22004064), (32, 19941183), (36, 17725496), (48, 13294122), (58, 11002032), (72, 8862748), (87, 7334688), (96, 6647061), (116, 5501016), (144, 4431374), (174, 3667344), (232, 2750508), (261, 2444896), (288, 2215687), (348, 1833672), (464, 1375254), (522, 1222448), (696, 916836), (928, 687627), (1044, 611224), (1392, 458418), (2088, 305612), (2784, 229209), (4176, 152806), (8352, 76403)]