217307552

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 557438112

約数和(自身を除く): 340130560

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 43, 44, 49, 56, 77, 86, 88, 98, 112, 154, 172, 176, 196, 224, 293, 301, 308, 344, 352, 392, 473, 539, 586, 602, 616, 688, 784, 946, 1078, 1172, 1204, 1232, 1376, 1568, 1892, 2051, 2107, 2156, 2344, 2408, 2464, 3223, 3311, 3784, 4102, 4214, 4312, 4688, 4816, 6446, 6622, 7568, 8204, 8428, 8624, 9376, 9632, 12599, 12892, 13244, 14357, 15136, 16408, 16856, 17248, 22561, 23177, 25198, 25784, 26488, 28714, 32816, 33712, 45122, 46354, 50396, 51568, 52976, 57428, 65632, 67424, 88193, 90244, 92708, 100792, 103136, 105952, 114856, 138589, 157927, 176386, 180488, 185416, 201584, 229712, 277178, 315854, 352772, 360976, 370832, 403168, 459424, 554356, 617351, 631708, 705544, 721952, 741664, 970123, 1108712, 1234702, 1263416, 1411088, 1940246, 2217424, 2469404, 2526832, 2822176, 3880492, 4434848, 4938808, 5053664, 6790861, 7760984, 9877616, 13581722, 15521968, 19755232, 27163444, 31043936, 54326888, 108653776, 217307552]

約数ペア:

[(1, 217307552), (2, 108653776), (4, 54326888), (7, 31043936), (8, 27163444), (11, 19755232), (14, 15521968), (16, 13581722), (22, 9877616), (28, 7760984), (32, 6790861), (43, 5053664), (44, 4938808), (49, 4434848), (56, 3880492), (77, 2822176), (86, 2526832), (88, 2469404), (98, 2217424), (112, 1940246), (154, 1411088), (172, 1263416), (176, 1234702), (196, 1108712), (224, 970123), (293, 741664), (301, 721952), (308, 705544), (344, 631708), (352, 617351), (392, 554356), (473, 459424), (539, 403168), (586, 370832), (602, 360976), (616, 352772), (688, 315854), (784, 277178), (946, 229712), (1078, 201584), (1172, 185416), (1204, 180488), (1232, 176386), (1376, 157927), (1568, 138589), (1892, 114856), (2051, 105952), (2107, 103136), (2156, 100792), (2344, 92708), (2408, 90244), (2464, 88193), (3223, 67424), (3311, 65632), (3784, 57428), (4102, 52976), (4214, 51568), (4312, 50396), (4688, 46354), (4816, 45122), (6446, 33712), (6622, 32816), (7568, 28714), (8204, 26488), (8428, 25784), (8624, 25198), (9376, 23177), (9632, 22561), (12599, 17248), (12892, 16856), (13244, 16408), (14357, 15136)]