221479664

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 503872512

約数和(自身を除く): 282392848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 103, 112, 146, 206, 263, 292, 412, 511, 526, 584, 721, 824, 1022, 1052, 1168, 1442, 1648, 1841, 2044, 2104, 2884, 3682, 4088, 4208, 5768, 7364, 7519, 8176, 11536, 14728, 15038, 19199, 27089, 29456, 30076, 38398, 52633, 54178, 60152, 76796, 105266, 108356, 120304, 134393, 153592, 189623, 210532, 216712, 268786, 307184, 379246, 421064, 433424, 537572, 758492, 842128, 1075144, 1516984, 1977497, 2150288, 3033968, 3954994, 7909988, 13842479, 15819976, 27684958, 31639952, 55369916, 110739832, 221479664]

約数ペア:

[(1, 221479664), (2, 110739832), (4, 55369916), (7, 31639952), (8, 27684958), (14, 15819976), (16, 13842479), (28, 7909988), (56, 3954994), (73, 3033968), (103, 2150288), (112, 1977497), (146, 1516984), (206, 1075144), (263, 842128), (292, 758492), (412, 537572), (511, 433424), (526, 421064), (584, 379246), (721, 307184), (824, 268786), (1022, 216712), (1052, 210532), (1168, 189623), (1442, 153592), (1648, 134393), (1841, 120304), (2044, 108356), (2104, 105266), (2884, 76796), (3682, 60152), (4088, 54178), (4208, 52633), (5768, 38398), (7364, 30076), (7519, 29456), (8176, 27089), (11536, 19199), (14728, 15038)]