257221824

素因数分解:

$2^6\times 3^1\times {\mathrm{163}}^1\times {\mathrm{8219}}^1$

素因数の和:8397

約数の個数: 56

約数和(自身を含む): 684824640

約数和(自身を除く): 427602816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 163, 192, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 7824, 8219, 10432, 15648, 16438, 24657, 31296, 32876, 49314, 65752, 98628, 131504, 197256, 263008, 394512, 526016, 789024, 1339697, 1578048, 2679394, 4019091, 5358788, 8038182, 10717576, 16076364, 21435152, 32152728, 42870304, 64305456, 85740608, 128610912, 257221824]

約数ペア:

[(1, 257221824), (2, 128610912), (3, 85740608), (4, 64305456), (6, 42870304), (8, 32152728), (12, 21435152), (16, 16076364), (24, 10717576), (32, 8038182), (48, 5358788), (64, 4019091), (96, 2679394), (163, 1578048), (192, 1339697), (326, 789024), (489, 526016), (652, 394512), (978, 263008), (1304, 197256), (1956, 131504), (2608, 98628), (3912, 65752), (5216, 49314), (7824, 32876), (8219, 31296), (10432, 24657), (15648, 16438)]