210256774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1483}}^1$

素因数の和:1565

約数の個数: 64

約数和(自身を含む): 418844160

約数和(自身を除く): 208587386

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 41, 82, 91, 133, 182, 247, 266, 287, 494, 533, 574, 779, 1066, 1483, 1558, 1729, 2966, 3458, 3731, 5453, 7462, 10127, 10381, 10906, 19279, 20254, 20762, 28177, 38558, 56354, 60803, 70889, 121606, 134953, 141778, 197239, 269906, 366301, 394478, 425621, 732602, 790439, 851242, 1155257, 1580878, 2310514, 2564107, 5128214, 5533073, 8086799, 11066146, 15018341, 16173598, 30036682, 105128387, 210256774]

約数ペア:

[(1, 210256774), (2, 105128387), (7, 30036682), (13, 16173598), (14, 15018341), (19, 11066146), (26, 8086799), (38, 5533073), (41, 5128214), (82, 2564107), (91, 2310514), (133, 1580878), (182, 1155257), (247, 851242), (266, 790439), (287, 732602), (494, 425621), (533, 394478), (574, 366301), (779, 269906), (1066, 197239), (1483, 141778), (1558, 134953), (1729, 121606), (2966, 70889), (3458, 60803), (3731, 56354), (5453, 38558), (7462, 28177), (10127, 20762), (10381, 20254), (10906, 19279)]