331071104

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:738

約数の個数: 128

約数和(自身を含む): 831895680

約数和(自身を除く): 500824576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 64, 86, 91, 104, 112, 128, 172, 182, 208, 224, 301, 344, 364, 416, 448, 559, 602, 661, 688, 728, 832, 896, 1118, 1204, 1322, 1376, 1456, 1664, 2236, 2408, 2644, 2752, 2912, 3913, 4472, 4627, 4816, 5288, 5504, 5824, 7826, 8593, 8944, 9254, 9632, 10576, 11648, 15652, 17186, 17888, 18508, 19264, 21152, 28423, 31304, 34372, 35776, 37016, 38528, 42304, 56846, 60151, 62608, 68744, 71552, 74032, 84608, 113692, 120302, 125216, 137488, 148064, 198961, 227384, 240604, 250432, 274976, 296128, 369499, 397922, 454768, 481208, 500864, 549952, 592256, 738998, 795844, 909536, 962416, 1099904, 1477996, 1591688, 1819072, 1924832, 2586493, 2955992, 3183376, 3638144, 3849664, 5172986, 5911984, 6366752, 7699328, 10345972, 11823968, 12733504, 20691944, 23647936, 25467008, 41383888, 47295872, 82767776, 165535552, 331071104]

約数ペア:

[(1, 331071104), (2, 165535552), (4, 82767776), (7, 47295872), (8, 41383888), (13, 25467008), (14, 23647936), (16, 20691944), (26, 12733504), (28, 11823968), (32, 10345972), (43, 7699328), (52, 6366752), (56, 5911984), (64, 5172986), (86, 3849664), (91, 3638144), (104, 3183376), (112, 2955992), (128, 2586493), (172, 1924832), (182, 1819072), (208, 1591688), (224, 1477996), (301, 1099904), (344, 962416), (364, 909536), (416, 795844), (448, 738998), (559, 592256), (602, 549952), (661, 500864), (688, 481208), (728, 454768), (832, 397922), (896, 369499), (1118, 296128), (1204, 274976), (1322, 250432), (1376, 240604), (1456, 227384), (1664, 198961), (2236, 148064), (2408, 137488), (2644, 125216), (2752, 120302), (2912, 113692), (3913, 84608), (4472, 74032), (4627, 71552), (4816, 68744), (5288, 62608), (5504, 60151), (5824, 56846), (7826, 42304), (8593, 38528), (8944, 37016), (9254, 35776), (9632, 34372), (10576, 31304), (11648, 28423), (15652, 21152), (17186, 19264), (17888, 18508)]