338890496

素因数分解:

$2^8\times 7^1\times {\mathrm{281}}^1\times {\mathrm{673}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 776997984

約数和(自身を除く): 438107488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 281, 448, 562, 673, 896, 1124, 1346, 1792, 1967, 2248, 2692, 3934, 4496, 4711, 5384, 7868, 8992, 9422, 10768, 15736, 17984, 18844, 21536, 31472, 35968, 37688, 43072, 62944, 71936, 75376, 86144, 125888, 150752, 172288, 189113, 251776, 301504, 378226, 503552, 603008, 756452, 1206016, 1323791, 1512904, 2647582, 3025808, 5295164, 6051616, 10590328, 12103232, 21180656, 24206464, 42361312, 48412928, 84722624, 169445248, 338890496]

約数ペア:

[(1, 338890496), (2, 169445248), (4, 84722624), (7, 48412928), (8, 42361312), (14, 24206464), (16, 21180656), (28, 12103232), (32, 10590328), (56, 6051616), (64, 5295164), (112, 3025808), (128, 2647582), (224, 1512904), (256, 1323791), (281, 1206016), (448, 756452), (562, 603008), (673, 503552), (896, 378226), (1124, 301504), (1346, 251776), (1792, 189113), (1967, 172288), (2248, 150752), (2692, 125888), (3934, 86144), (4496, 75376), (4711, 71936), (5384, 62944), (7868, 43072), (8992, 37688), (9422, 35968), (10768, 31472), (15736, 21536), (17984, 18844)]