221439744

素因数分解:

$2^8\times 3^4\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 180

約数和(自身を含む): 675194520

約数和(自身を除く): 453754776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 64, 72, 81, 96, 108, 118, 128, 144, 162, 177, 181, 192, 216, 236, 256, 288, 324, 354, 362, 384, 432, 472, 531, 543, 576, 648, 708, 724, 768, 864, 944, 1062, 1086, 1152, 1296, 1416, 1448, 1593, 1629, 1728, 1888, 2124, 2172, 2304, 2592, 2832, 2896, 3186, 3258, 3456, 3776, 4248, 4344, 4779, 4887, 5184, 5664, 5792, 6372, 6516, 6912, 7552, 8496, 8688, 9558, 9774, 10368, 10679, 11328, 11584, 12744, 13032, 14661, 15104, 16992, 17376, 19116, 19548, 20736, 21358, 22656, 23168, 25488, 26064, 29322, 32037, 33984, 34752, 38232, 39096, 42716, 45312, 46336, 50976, 52128, 58644, 64074, 67968, 69504, 76464, 78192, 85432, 96111, 101952, 104256, 117288, 128148, 135936, 139008, 152928, 156384, 170864, 192222, 203904, 208512, 234576, 256296, 288333, 305856, 312768, 341728, 384444, 407808, 417024, 469152, 512592, 576666, 611712, 625536, 683456, 768888, 864999, 938304, 1025184, 1153332, 1223424, 1251072, 1366912, 1537776, 1729998, 1876608, 2050368, 2306664, 2733824, 3075552, 3459996, 3753216, 4100736, 4613328, 6151104, 6919992, 8201472, 9226656, 12302208, 13839984, 18453312, 24604416, 27679968, 36906624, 55359936, 73813248, 110719872, 221439744]

約数ペア:

[(1, 221439744), (2, 110719872), (3, 73813248), (4, 55359936), (6, 36906624), (8, 27679968), (9, 24604416), (12, 18453312), (16, 13839984), (18, 12302208), (24, 9226656), (27, 8201472), (32, 6919992), (36, 6151104), (48, 4613328), (54, 4100736), (59, 3753216), (64, 3459996), (72, 3075552), (81, 2733824), (96, 2306664), (108, 2050368), (118, 1876608), (128, 1729998), (144, 1537776), (162, 1366912), (177, 1251072), (181, 1223424), (192, 1153332), (216, 1025184), (236, 938304), (256, 864999), (288, 768888), (324, 683456), (354, 625536), (362, 611712), (384, 576666), (432, 512592), (472, 469152), (531, 417024), (543, 407808), (576, 384444), (648, 341728), (708, 312768), (724, 305856), (768, 288333), (864, 256296), (944, 234576), (1062, 208512), (1086, 203904), (1152, 192222), (1296, 170864), (1416, 156384), (1448, 152928), (1593, 139008), (1629, 135936), (1728, 128148), (1888, 117288), (2124, 104256), (2172, 101952), (2304, 96111), (2592, 85432), (2832, 78192), (2896, 76464), (3186, 69504), (3258, 67968), (3456, 64074), (3776, 58644), (4248, 52128), (4344, 50976), (4779, 46336), (4887, 45312), (5184, 42716), (5664, 39096), (5792, 38232), (6372, 34752), (6516, 33984), (6912, 32037), (7552, 29322), (8496, 26064), (8688, 25488), (9558, 23168), (9774, 22656), (10368, 21358), (10679, 20736), (11328, 19548), (11584, 19116), (12744, 17376), (13032, 16992), (14661, 15104)]