255654272

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3455

約数の個数: 64

約数和(自身を含む): 553574400

約数和(自身を除く): 297920128

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 2432, 3391, 3968, 4712, 6782, 9424, 13564, 18848, 27128, 37696, 54256, 64429, 75392, 105121, 108512, 128858, 210242, 217024, 257716, 420484, 434048, 515432, 840968, 1030864, 1681936, 1997299, 2061728, 3363872, 3994598, 4123456, 6727744, 7989196, 8246912, 13455488, 15978392, 31956784, 63913568, 127827136, 255654272]

約数ペア:

[(1, 255654272), (2, 127827136), (4, 63913568), (8, 31956784), (16, 15978392), (19, 13455488), (31, 8246912), (32, 7989196), (38, 6727744), (62, 4123456), (64, 3994598), (76, 3363872), (124, 2061728), (128, 1997299), (152, 1681936), (248, 1030864), (304, 840968), (496, 515432), (589, 434048), (608, 420484), (992, 257716), (1178, 217024), (1216, 210242), (1984, 128858), (2356, 108512), (2432, 105121), (3391, 75392), (3968, 64429), (4712, 54256), (6782, 37696), (9424, 27128), (13564, 18848)]