320415744

素因数分解:

$2^{11}\times 3^1\times {\mathrm{11}}^2\times {\mathrm{431}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 941129280

約数和(自身を除く): 620713536

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 121, 128, 132, 176, 192, 242, 256, 264, 352, 363, 384, 431, 484, 512, 528, 704, 726, 768, 862, 968, 1024, 1056, 1293, 1408, 1452, 1536, 1724, 1936, 2048, 2112, 2586, 2816, 2904, 3072, 3448, 3872, 4224, 4741, 5172, 5632, 5808, 6144, 6896, 7744, 8448, 9482, 10344, 11264, 11616, 13792, 14223, 15488, 16896, 18964, 20688, 22528, 23232, 27584, 28446, 30976, 33792, 37928, 41376, 46464, 52151, 55168, 56892, 61952, 67584, 75856, 82752, 92928, 104302, 110336, 113784, 123904, 151712, 156453, 165504, 185856, 208604, 220672, 227568, 247808, 303424, 312906, 331008, 371712, 417208, 441344, 455136, 606848, 625812, 662016, 743424, 834416, 882688, 910272, 1213696, 1251624, 1324032, 1668832, 1820544, 2427392, 2503248, 2648064, 3337664, 3641088, 4854784, 5006496, 6675328, 7282176, 9709568, 10012992, 13350656, 14564352, 20025984, 26701312, 29128704, 40051968, 53402624, 80103936, 106805248, 160207872, 320415744]

約数ペア:

[(1, 320415744), (2, 160207872), (3, 106805248), (4, 80103936), (6, 53402624), (8, 40051968), (11, 29128704), (12, 26701312), (16, 20025984), (22, 14564352), (24, 13350656), (32, 10012992), (33, 9709568), (44, 7282176), (48, 6675328), (64, 5006496), (66, 4854784), (88, 3641088), (96, 3337664), (121, 2648064), (128, 2503248), (132, 2427392), (176, 1820544), (192, 1668832), (242, 1324032), (256, 1251624), (264, 1213696), (352, 910272), (363, 882688), (384, 834416), (431, 743424), (484, 662016), (512, 625812), (528, 606848), (704, 455136), (726, 441344), (768, 417208), (862, 371712), (968, 331008), (1024, 312906), (1056, 303424), (1293, 247808), (1408, 227568), (1452, 220672), (1536, 208604), (1724, 185856), (1936, 165504), (2048, 156453), (2112, 151712), (2586, 123904), (2816, 113784), (2904, 110336), (3072, 104302), (3448, 92928), (3872, 82752), (4224, 75856), (4741, 67584), (5172, 61952), (5632, 56892), (5808, 55168), (6144, 52151), (6896, 46464), (7744, 41376), (8448, 37928), (9482, 33792), (10344, 30976), (11264, 28446), (11616, 27584), (13792, 23232), (14223, 22528), (15488, 20688), (16896, 18964)]