220123904

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 590634240

約数和(自身を除く): 370510336

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 208, 224, 256, 286, 308, 352, 364, 416, 448, 572, 616, 704, 728, 832, 859, 896, 1001, 1144, 1232, 1408, 1456, 1664, 1718, 1792, 2002, 2288, 2464, 2816, 2912, 3328, 3436, 4004, 4576, 4928, 5824, 6013, 6872, 8008, 9152, 9449, 9856, 11167, 11648, 12026, 13744, 16016, 18304, 18898, 19712, 22334, 23296, 24052, 27488, 32032, 36608, 37796, 44668, 48104, 54976, 64064, 66143, 75592, 78169, 89336, 96208, 109952, 122837, 128128, 132286, 151184, 156338, 178672, 192416, 219904, 245674, 256256, 264572, 302368, 312676, 357344, 384832, 491348, 529144, 604736, 625352, 714688, 769664, 859859, 982696, 1058288, 1209472, 1250704, 1429376, 1539328, 1719718, 1965392, 2116576, 2418944, 2501408, 2858752, 3439436, 3930784, 4233152, 5002816, 6878872, 7861568, 8466304, 10005632, 13757744, 15723136, 16932608, 20011264, 27515488, 31446272, 55030976, 110061952, 220123904]

約数ペア:

[(1, 220123904), (2, 110061952), (4, 55030976), (7, 31446272), (8, 27515488), (11, 20011264), (13, 16932608), (14, 15723136), (16, 13757744), (22, 10005632), (26, 8466304), (28, 7861568), (32, 6878872), (44, 5002816), (52, 4233152), (56, 3930784), (64, 3439436), (77, 2858752), (88, 2501408), (91, 2418944), (104, 2116576), (112, 1965392), (128, 1719718), (143, 1539328), (154, 1429376), (176, 1250704), (182, 1209472), (208, 1058288), (224, 982696), (256, 859859), (286, 769664), (308, 714688), (352, 625352), (364, 604736), (416, 529144), (448, 491348), (572, 384832), (616, 357344), (704, 312676), (728, 302368), (832, 264572), (859, 256256), (896, 245674), (1001, 219904), (1144, 192416), (1232, 178672), (1408, 156338), (1456, 151184), (1664, 132286), (1718, 128128), (1792, 122837), (2002, 109952), (2288, 96208), (2464, 89336), (2816, 78169), (2912, 75592), (3328, 66143), (3436, 64064), (4004, 54976), (4576, 48104), (4928, 44668), (5824, 37796), (6013, 36608), (6872, 32032), (8008, 27488), (9152, 24052), (9449, 23296), (9856, 22334), (11167, 19712), (11648, 18898), (12026, 18304), (13744, 16016)]