257075208

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{30517}}^1$

素因数の和:30548

約数の個数: 80

約数和(自身を含む): 775462380

約数和(自身を除く): 518387172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 30517, 61034, 91551, 122068, 183102, 244136, 274653, 366204, 396721, 549306, 732408, 793442, 823959, 1098612, 1190163, 1586884, 1647918, 2197224, 2380326, 2471877, 3173768, 3295836, 3570489, 4760652, 4943754, 6591672, 7140978, 9521304, 9887508, 10711467, 14281956, 19775016, 21422934, 28563912, 32134401, 42845868, 64268802, 85691736, 128537604, 257075208]

約数ペア:

[(1, 257075208), (2, 128537604), (3, 85691736), (4, 64268802), (6, 42845868), (8, 32134401), (9, 28563912), (12, 21422934), (13, 19775016), (18, 14281956), (24, 10711467), (26, 9887508), (27, 9521304), (36, 7140978), (39, 6591672), (52, 4943754), (54, 4760652), (72, 3570489), (78, 3295836), (81, 3173768), (104, 2471877), (108, 2380326), (117, 2197224), (156, 1647918), (162, 1586884), (216, 1190163), (234, 1098612), (312, 823959), (324, 793442), (351, 732408), (468, 549306), (648, 396721), (702, 366204), (936, 274653), (1053, 244136), (1404, 183102), (2106, 122068), (2808, 91551), (4212, 61034), (8424, 30517)]