221041408

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 546287616

約数和(自身を除く): 325246208

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 92, 112, 124, 128, 161, 173, 184, 217, 224, 248, 256, 322, 346, 368, 434, 448, 496, 644, 692, 713, 736, 868, 896, 992, 1211, 1288, 1384, 1426, 1472, 1736, 1792, 1984, 2422, 2576, 2768, 2852, 2944, 3472, 3968, 3979, 4844, 4991, 5152, 5363, 5536, 5704, 5888, 6944, 7936, 7958, 9688, 9982, 10304, 10726, 11072, 11408, 13888, 15916, 19376, 19964, 20608, 21452, 22144, 22816, 27776, 27853, 31832, 37541, 38752, 39928, 41216, 42904, 44288, 45632, 55552, 55706, 63664, 75082, 77504, 79856, 85808, 91264, 111412, 123349, 127328, 150164, 155008, 159712, 171616, 182528, 222824, 246698, 254656, 300328, 310016, 319424, 343232, 445648, 493396, 509312, 600656, 638848, 686464, 863443, 891296, 986792, 1018624, 1201312, 1277696, 1372928, 1726886, 1782592, 1973584, 2402624, 3453772, 3565184, 3947168, 4805248, 6907544, 7130368, 7894336, 9610496, 13815088, 15788672, 27630176, 31577344, 55260352, 110520704, 221041408]

約数ペア:

[(1, 221041408), (2, 110520704), (4, 55260352), (7, 31577344), (8, 27630176), (14, 15788672), (16, 13815088), (23, 9610496), (28, 7894336), (31, 7130368), (32, 6907544), (46, 4805248), (56, 3947168), (62, 3565184), (64, 3453772), (92, 2402624), (112, 1973584), (124, 1782592), (128, 1726886), (161, 1372928), (173, 1277696), (184, 1201312), (217, 1018624), (224, 986792), (248, 891296), (256, 863443), (322, 686464), (346, 638848), (368, 600656), (434, 509312), (448, 493396), (496, 445648), (644, 343232), (692, 319424), (713, 310016), (736, 300328), (868, 254656), (896, 246698), (992, 222824), (1211, 182528), (1288, 171616), (1384, 159712), (1426, 155008), (1472, 150164), (1736, 127328), (1792, 123349), (1984, 111412), (2422, 91264), (2576, 85808), (2768, 79856), (2852, 77504), (2944, 75082), (3472, 63664), (3968, 55706), (3979, 55552), (4844, 45632), (4991, 44288), (5152, 42904), (5363, 41216), (5536, 39928), (5704, 38752), (5888, 37541), (6944, 31832), (7936, 27853), (7958, 27776), (9688, 22816), (9982, 22144), (10304, 21452), (10726, 20608), (11072, 19964), (11408, 19376), (13888, 15916)]