209585792

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 493516800

約数和(自身を除く): 283931008

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 104, 124, 128, 136, 208, 221, 239, 248, 272, 403, 416, 442, 478, 496, 527, 544, 806, 832, 884, 956, 992, 1054, 1088, 1612, 1664, 1768, 1912, 1984, 2108, 2176, 3107, 3224, 3536, 3824, 3968, 4063, 4216, 6214, 6448, 6851, 7072, 7409, 7648, 8126, 8432, 12428, 12896, 13702, 14144, 14818, 15296, 16252, 16864, 24856, 25792, 27404, 28288, 29636, 30592, 32504, 33728, 49712, 51584, 52819, 54808, 59272, 65008, 67456, 96317, 99424, 105638, 109616, 118544, 125953, 130016, 192634, 198848, 211276, 219232, 237088, 251906, 260032, 385268, 397696, 422552, 438464, 474176, 503812, 520064, 770536, 845104, 876928, 948352, 1007624, 1541072, 1637389, 1690208, 2015248, 3082144, 3274778, 3380416, 4030496, 6164288, 6549556, 6760832, 8060992, 12328576, 13099112, 16121984, 26198224, 52396448, 104792896, 209585792]

約数ペア:

[(1, 209585792), (2, 104792896), (4, 52396448), (8, 26198224), (13, 16121984), (16, 13099112), (17, 12328576), (26, 8060992), (31, 6760832), (32, 6549556), (34, 6164288), (52, 4030496), (62, 3380416), (64, 3274778), (68, 3082144), (104, 2015248), (124, 1690208), (128, 1637389), (136, 1541072), (208, 1007624), (221, 948352), (239, 876928), (248, 845104), (272, 770536), (403, 520064), (416, 503812), (442, 474176), (478, 438464), (496, 422552), (527, 397696), (544, 385268), (806, 260032), (832, 251906), (884, 237088), (956, 219232), (992, 211276), (1054, 198848), (1088, 192634), (1612, 130016), (1664, 125953), (1768, 118544), (1912, 109616), (1984, 105638), (2108, 99424), (2176, 96317), (3107, 67456), (3224, 65008), (3536, 59272), (3824, 54808), (3968, 52819), (4063, 51584), (4216, 49712), (6214, 33728), (6448, 32504), (6851, 30592), (7072, 29636), (7409, 28288), (7648, 27404), (8126, 25792), (8432, 24856), (12428, 16864), (12896, 16252), (13702, 15296), (14144, 14818)]