248959488

素因数分解:

$2^9\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1617

約数の個数: 80

約数和(自身を含む): 669778560

約数和(自身を除く): 420819072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 256, 327, 384, 436, 512, 654, 768, 872, 1308, 1487, 1536, 1744, 2616, 2974, 3488, 4461, 5232, 5948, 6976, 8922, 10464, 11896, 13952, 17844, 20928, 23792, 27904, 35688, 41856, 47584, 55808, 71376, 83712, 95168, 142752, 162083, 167424, 190336, 285504, 324166, 380672, 486249, 571008, 648332, 761344, 972498, 1142016, 1296664, 1944996, 2284032, 2593328, 3889992, 5186656, 7779984, 10373312, 15559968, 20746624, 31119936, 41493248, 62239872, 82986496, 124479744, 248959488]

約数ペア:

[(1, 248959488), (2, 124479744), (3, 82986496), (4, 62239872), (6, 41493248), (8, 31119936), (12, 20746624), (16, 15559968), (24, 10373312), (32, 7779984), (48, 5186656), (64, 3889992), (96, 2593328), (109, 2284032), (128, 1944996), (192, 1296664), (218, 1142016), (256, 972498), (327, 761344), (384, 648332), (436, 571008), (512, 486249), (654, 380672), (768, 324166), (872, 285504), (1308, 190336), (1487, 167424), (1536, 162083), (1744, 142752), (2616, 95168), (2974, 83712), (3488, 71376), (4461, 55808), (5232, 47584), (5948, 41856), (6976, 35688), (8922, 27904), (10464, 23792), (11896, 20928), (13952, 17844)]