312807824

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 709954560

約数和(自身を除く): 397146736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 139, 142, 278, 283, 284, 497, 556, 566, 568, 973, 994, 1112, 1132, 1136, 1946, 1981, 1988, 2224, 2264, 3892, 3962, 3976, 4528, 7784, 7924, 7952, 9869, 15568, 15848, 19738, 20093, 31696, 39337, 39476, 40186, 69083, 78674, 78952, 80372, 138166, 140651, 157348, 157904, 160744, 275359, 276332, 281302, 314696, 321488, 550718, 552664, 562604, 629392, 1101436, 1105328, 1125208, 2202872, 2250416, 2792927, 4405744, 5585854, 11171708, 19550489, 22343416, 39100978, 44686832, 78201956, 156403912, 312807824]

約数ペア:

[(1, 312807824), (2, 156403912), (4, 78201956), (7, 44686832), (8, 39100978), (14, 22343416), (16, 19550489), (28, 11171708), (56, 5585854), (71, 4405744), (112, 2792927), (139, 2250416), (142, 2202872), (278, 1125208), (283, 1105328), (284, 1101436), (497, 629392), (556, 562604), (566, 552664), (568, 550718), (973, 321488), (994, 314696), (1112, 281302), (1132, 276332), (1136, 275359), (1946, 160744), (1981, 157904), (1988, 157348), (2224, 140651), (2264, 138166), (3892, 80372), (3962, 78952), (3976, 78674), (4528, 69083), (7784, 40186), (7924, 39476), (7952, 39337), (9869, 31696), (15568, 20093), (15848, 19738)]