257944968

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{16979}}^1$

素因数の和:17202

約数の個数: 48

約数和(自身を含む): 701953200

約数和(自身を除く): 444008232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1688, 1899, 2532, 3798, 5064, 7596, 15192, 16979, 33958, 50937, 67916, 101874, 135832, 152811, 203748, 305622, 407496, 611244, 1222488, 3582569, 7165138, 10747707, 14330276, 21495414, 28660552, 32243121, 42990828, 64486242, 85981656, 128972484, 257944968]

約数ペア:

[(1, 257944968), (2, 128972484), (3, 85981656), (4, 64486242), (6, 42990828), (8, 32243121), (9, 28660552), (12, 21495414), (18, 14330276), (24, 10747707), (36, 7165138), (72, 3582569), (211, 1222488), (422, 611244), (633, 407496), (844, 305622), (1266, 203748), (1688, 152811), (1899, 135832), (2532, 101874), (3798, 67916), (5064, 50937), (7596, 33958), (15192, 16979)]