128426781056

素因数分解:

$2^7\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1391587}}^1$

素因数の和:1391711

約数の個数: 64

約数和(自身を含む): 295239310080

約数和(自身を除く): 166812529024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 412, 448, 721, 824, 896, 1442, 1648, 2884, 3296, 5768, 6592, 11536, 13184, 23072, 46144, 92288, 1391587, 2783174, 5566348, 9741109, 11132696, 19482218, 22265392, 38964436, 44530784, 77928872, 89061568, 143333461, 155857744, 178123136, 286666922, 311715488, 573333844, 623430976, 1003334227, 1146667688, 1246861952, 2006668454, 2293335376, 4013336908, 4586670752, 8026673816, 9173341504, 16053347632, 18346683008, 32106695264, 64213390528, 128426781056]

約数ペア:

[(1, 128426781056), (2, 64213390528), (4, 32106695264), (7, 18346683008), (8, 16053347632), (14, 9173341504), (16, 8026673816), (28, 4586670752), (32, 4013336908), (56, 2293335376), (64, 2006668454), (103, 1246861952), (112, 1146667688), (128, 1003334227), (206, 623430976), (224, 573333844), (412, 311715488), (448, 286666922), (721, 178123136), (824, 155857744), (896, 143333461), (1442, 89061568), (1648, 77928872), (2884, 44530784), (3296, 38964436), (5768, 22265392), (6592, 19482218), (11536, 11132696), (13184, 9741109), (23072, 5566348), (46144, 2783174), (92288, 1391587)]