128667968

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1$

素因数の和:880

約数の個数: 112

約数和(自身を含む): 317991744

約数和(自身を除く): 189323776

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 352, 374, 416, 442, 544, 572, 704, 748, 827, 832, 884, 1088, 1144, 1496, 1654, 1768, 2288, 2431, 2992, 3308, 3536, 4576, 4862, 5984, 6616, 7072, 9097, 9152, 9724, 10751, 11968, 13232, 14059, 14144, 18194, 19448, 21502, 26464, 28118, 36388, 38896, 43004, 52928, 56236, 72776, 77792, 86008, 112472, 118261, 145552, 154649, 155584, 172016, 182767, 224944, 236522, 291104, 309298, 344032, 365534, 449888, 473044, 582208, 618596, 688064, 731068, 899776, 946088, 1237192, 1462136, 1892176, 2010437, 2474384, 2924272, 3784352, 4020874, 4948768, 5848544, 7568704, 8041748, 9897536, 11697088, 16083496, 32166992, 64333984, 128667968]

約数ペア:

[(1, 128667968), (2, 64333984), (4, 32166992), (8, 16083496), (11, 11697088), (13, 9897536), (16, 8041748), (17, 7568704), (22, 5848544), (26, 4948768), (32, 4020874), (34, 3784352), (44, 2924272), (52, 2474384), (64, 2010437), (68, 1892176), (88, 1462136), (104, 1237192), (136, 946088), (143, 899776), (176, 731068), (187, 688064), (208, 618596), (221, 582208), (272, 473044), (286, 449888), (352, 365534), (374, 344032), (416, 309298), (442, 291104), (544, 236522), (572, 224944), (704, 182767), (748, 172016), (827, 155584), (832, 154649), (884, 145552), (1088, 118261), (1144, 112472), (1496, 86008), (1654, 77792), (1768, 72776), (2288, 56236), (2431, 52928), (2992, 43004), (3308, 38896), (3536, 36388), (4576, 28118), (4862, 26464), (5984, 21502), (6616, 19448), (7072, 18194), (9097, 14144), (9152, 14059), (9724, 13232), (10751, 11968)]