209218352

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 474969600

約数和(自身を除く): 265751248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 139, 151, 178, 278, 302, 356, 556, 604, 623, 712, 973, 1057, 1112, 1208, 1246, 1424, 1946, 2114, 2224, 2416, 2492, 3892, 4228, 4984, 7784, 8456, 9968, 12371, 13439, 15568, 16912, 20989, 24742, 26878, 41978, 49484, 53756, 83956, 86597, 94073, 98968, 107512, 146923, 167912, 173194, 188146, 197936, 215024, 293846, 335824, 346388, 376292, 587692, 692776, 752584, 1175384, 1385552, 1505168, 1868021, 2350768, 3736042, 7472084, 13076147, 14944168, 26152294, 29888336, 52304588, 104609176, 209218352]

約数ペア:

[(1, 209218352), (2, 104609176), (4, 52304588), (7, 29888336), (8, 26152294), (14, 14944168), (16, 13076147), (28, 7472084), (56, 3736042), (89, 2350768), (112, 1868021), (139, 1505168), (151, 1385552), (178, 1175384), (278, 752584), (302, 692776), (356, 587692), (556, 376292), (604, 346388), (623, 335824), (712, 293846), (973, 215024), (1057, 197936), (1112, 188146), (1208, 173194), (1246, 167912), (1424, 146923), (1946, 107512), (2114, 98968), (2224, 94073), (2416, 86597), (2492, 83956), (3892, 53756), (4228, 49484), (4984, 41978), (7784, 26878), (8456, 24742), (9968, 20989), (12371, 16912), (13439, 15568)]