221506656

素因数分解:

$2^5\times 3^1\times 7^4\times {\mathrm{31}}^2$

素因数の和:103

約数の個数: 180

約数和(自身を含む): 700911036

約数和(自身を除く): 479404380

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 196, 217, 224, 248, 294, 336, 343, 372, 392, 434, 496, 588, 651, 672, 686, 744, 784, 868, 961, 992, 1029, 1176, 1302, 1372, 1488, 1519, 1568, 1736, 1922, 2058, 2352, 2401, 2604, 2744, 2883, 2976, 3038, 3472, 3844, 4116, 4557, 4704, 4802, 5208, 5488, 5766, 6076, 6727, 6944, 7203, 7688, 8232, 9114, 9604, 10416, 10633, 10976, 11532, 12152, 13454, 14406, 15376, 16464, 18228, 19208, 20181, 20832, 21266, 23064, 24304, 26908, 28812, 30752, 31899, 32928, 36456, 38416, 40362, 42532, 46128, 47089, 48608, 53816, 57624, 63798, 72912, 74431, 76832, 80724, 85064, 92256, 94178, 107632, 115248, 127596, 141267, 145824, 148862, 161448, 170128, 188356, 215264, 223293, 230496, 255192, 282534, 297724, 322896, 329623, 340256, 376712, 446586, 510384, 565068, 595448, 645792, 659246, 753424, 893172, 988869, 1020768, 1130136, 1190896, 1318492, 1506848, 1786344, 1977738, 2260272, 2307361, 2381792, 2636984, 3572688, 3955476, 4520544, 4614722, 5273968, 6922083, 7145376, 7910952, 9229444, 10547936, 13844166, 15821904, 18458888, 27688332, 31643808, 36917776, 55376664, 73835552, 110753328, 221506656]

約数ペア:

[(1, 221506656), (2, 110753328), (3, 73835552), (4, 55376664), (6, 36917776), (7, 31643808), (8, 27688332), (12, 18458888), (14, 15821904), (16, 13844166), (21, 10547936), (24, 9229444), (28, 7910952), (31, 7145376), (32, 6922083), (42, 5273968), (48, 4614722), (49, 4520544), (56, 3955476), (62, 3572688), (84, 2636984), (93, 2381792), (96, 2307361), (98, 2260272), (112, 1977738), (124, 1786344), (147, 1506848), (168, 1318492), (186, 1190896), (196, 1130136), (217, 1020768), (224, 988869), (248, 893172), (294, 753424), (336, 659246), (343, 645792), (372, 595448), (392, 565068), (434, 510384), (496, 446586), (588, 376712), (651, 340256), (672, 329623), (686, 322896), (744, 297724), (784, 282534), (868, 255192), (961, 230496), (992, 223293), (1029, 215264), (1176, 188356), (1302, 170128), (1372, 161448), (1488, 148862), (1519, 145824), (1568, 141267), (1736, 127596), (1922, 115248), (2058, 107632), (2352, 94178), (2401, 92256), (2604, 85064), (2744, 80724), (2883, 76832), (2976, 74431), (3038, 72912), (3472, 63798), (3844, 57624), (4116, 53816), (4557, 48608), (4704, 47089), (4802, 46128), (5208, 42532), (5488, 40362), (5766, 38416), (6076, 36456), (6727, 32928), (6944, 31899), (7203, 30752), (7688, 28812), (8232, 26908), (9114, 24304), (9604, 23064), (10416, 21266), (10633, 20832), (10976, 20181), (11532, 19208), (12152, 18228), (13454, 16464), (14406, 15376)]