221560768

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:642

約数の個数: 112

約数和(自身を含む): 529474176

約数和(自身を除く): 307913408

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 43, 44, 52, 64, 86, 88, 104, 143, 172, 176, 208, 286, 344, 352, 416, 473, 559, 563, 572, 688, 704, 832, 946, 1118, 1126, 1144, 1376, 1892, 2236, 2252, 2288, 2752, 3784, 4472, 4504, 4576, 6149, 6193, 7319, 7568, 8944, 9008, 9152, 12298, 12386, 14638, 15136, 17888, 18016, 24209, 24596, 24772, 29276, 30272, 35776, 36032, 48418, 49192, 49544, 58552, 80509, 96836, 98384, 99088, 117104, 161018, 193672, 196768, 198176, 234208, 266299, 314717, 322036, 387344, 393536, 396352, 468416, 532598, 629434, 644072, 774688, 1065196, 1258868, 1288144, 1549376, 2130392, 2517736, 2576288, 3461887, 4260784, 5035472, 5152576, 6923774, 8521568, 10070944, 13847548, 17043136, 20141888, 27695096, 55390192, 110780384, 221560768]

約数ペア:

[(1, 221560768), (2, 110780384), (4, 55390192), (8, 27695096), (11, 20141888), (13, 17043136), (16, 13847548), (22, 10070944), (26, 8521568), (32, 6923774), (43, 5152576), (44, 5035472), (52, 4260784), (64, 3461887), (86, 2576288), (88, 2517736), (104, 2130392), (143, 1549376), (172, 1288144), (176, 1258868), (208, 1065196), (286, 774688), (344, 644072), (352, 629434), (416, 532598), (473, 468416), (559, 396352), (563, 393536), (572, 387344), (688, 322036), (704, 314717), (832, 266299), (946, 234208), (1118, 198176), (1126, 196768), (1144, 193672), (1376, 161018), (1892, 117104), (2236, 99088), (2252, 98384), (2288, 96836), (2752, 80509), (3784, 58552), (4472, 49544), (4504, 49192), (4576, 48418), (6149, 36032), (6193, 35776), (7319, 30272), (7568, 29276), (8944, 24772), (9008, 24596), (9152, 24209), (12298, 18016), (12386, 17888), (14638, 15136)]