221569712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3539}}^1$

素因数の和:3610

約数の個数: 80

約数和(自身を含む): 540798720

約数和(自身を除く): 319229008

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 2236, 2408, 3539, 3913, 4472, 4816, 7078, 7826, 8944, 14156, 15652, 24773, 28312, 31304, 46007, 49546, 56624, 62608, 92014, 99092, 152177, 184028, 198184, 304354, 322049, 368056, 396368, 608708, 644098, 736112, 1065239, 1217416, 1288196, 1978301, 2130478, 2434832, 2576392, 3956602, 4260956, 5152784, 7913204, 8521912, 13848107, 15826408, 17043824, 27696214, 31652816, 55392428, 110784856, 221569712]

約数ペア:

[(1, 221569712), (2, 110784856), (4, 55392428), (7, 31652816), (8, 27696214), (13, 17043824), (14, 15826408), (16, 13848107), (26, 8521912), (28, 7913204), (43, 5152784), (52, 4260956), (56, 3956602), (86, 2576392), (91, 2434832), (104, 2130478), (112, 1978301), (172, 1288196), (182, 1217416), (208, 1065239), (301, 736112), (344, 644098), (364, 608708), (559, 396368), (602, 368056), (688, 322049), (728, 304354), (1118, 198184), (1204, 184028), (1456, 152177), (2236, 99092), (2408, 92014), (3539, 62608), (3913, 56624), (4472, 49546), (4816, 46007), (7078, 31304), (7826, 28312), (8944, 24773), (14156, 15652)]