215038208

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10909}}^1$

素因数の和:10943

約数の個数: 72

約数和(自身を含む): 535200960

約数和(自身を除く): 320162752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4928, 9856, 10909, 19712, 21818, 43636, 76363, 87272, 119999, 152726, 174544, 239998, 305452, 349088, 479996, 610904, 698176, 839993, 959992, 1221808, 1396352, 1679986, 1919984, 2443616, 2792704, 3359972, 3839968, 4887232, 6719944, 7679936, 9774464, 13439888, 15359872, 19548928, 26879776, 30719744, 53759552, 107519104, 215038208]

約数ペア:

[(1, 215038208), (2, 107519104), (4, 53759552), (7, 30719744), (8, 26879776), (11, 19548928), (14, 15359872), (16, 13439888), (22, 9774464), (28, 7679936), (32, 6719944), (44, 4887232), (56, 3839968), (64, 3359972), (77, 2792704), (88, 2443616), (112, 1919984), (128, 1679986), (154, 1396352), (176, 1221808), (224, 959992), (256, 839993), (308, 698176), (352, 610904), (448, 479996), (616, 349088), (704, 305452), (896, 239998), (1232, 174544), (1408, 152726), (1792, 119999), (2464, 87272), (2816, 76363), (4928, 43636), (9856, 21818), (10909, 19712)]