261991872

素因数分解:

$2^6\times 3^2\times {\mathrm{454847}}^1$

素因数の和:454865

約数の個数: 42

約数和(自身を含む): 750954048

約数和(自身を除く): 488962176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 454847, 909694, 1364541, 1819388, 2729082, 3638776, 4093623, 5458164, 7277552, 8187246, 10916328, 14555104, 16374492, 21832656, 29110208, 32748984, 43665312, 65497968, 87330624, 130995936, 261991872]

約数ペア:

[(1, 261991872), (2, 130995936), (3, 87330624), (4, 65497968), (6, 43665312), (8, 32748984), (9, 29110208), (12, 21832656), (16, 16374492), (18, 14555104), (24, 10916328), (32, 8187246), (36, 7277552), (48, 5458164), (64, 4093623), (72, 3638776), (96, 2729082), (144, 1819388), (192, 1364541), (288, 909694), (576, 454847)]