248779216

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1032

約数の個数: 80

約数和(自身を含む): 576471040

約数和(自身を除く): 327691824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 79, 112, 124, 158, 217, 248, 316, 434, 496, 553, 632, 868, 907, 1106, 1264, 1736, 1814, 2212, 2449, 3472, 3628, 4424, 4898, 6349, 7256, 8848, 9796, 12698, 14512, 17143, 19592, 25396, 28117, 34286, 39184, 50792, 56234, 68572, 71653, 101584, 112468, 137144, 143306, 196819, 224936, 274288, 286612, 393638, 449872, 501571, 573224, 787276, 1003142, 1146448, 1574552, 2006284, 2221243, 3149104, 4012568, 4442486, 8025136, 8884972, 15548701, 17769944, 31097402, 35539888, 62194804, 124389608, 248779216]

約数ペア:

[(1, 248779216), (2, 124389608), (4, 62194804), (7, 35539888), (8, 31097402), (14, 17769944), (16, 15548701), (28, 8884972), (31, 8025136), (56, 4442486), (62, 4012568), (79, 3149104), (112, 2221243), (124, 2006284), (158, 1574552), (217, 1146448), (248, 1003142), (316, 787276), (434, 573224), (496, 501571), (553, 449872), (632, 393638), (868, 286612), (907, 274288), (1106, 224936), (1264, 196819), (1736, 143306), (1814, 137144), (2212, 112468), (2449, 101584), (3472, 71653), (3628, 68572), (4424, 56234), (4898, 50792), (6349, 39184), (7256, 34286), (8848, 28117), (9796, 25396), (12698, 19592), (14512, 17143)]