261845856

素因数分解:

$2^5\times 3^2\times {\mathrm{157}}^1\times {\mathrm{5791}}^1$

素因数の和:5964

約数の個数: 72

約数和(自身を含む): 749496384

約数和(自身を除く): 487650528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 157, 288, 314, 471, 628, 942, 1256, 1413, 1884, 2512, 2826, 3768, 5024, 5652, 5791, 7536, 11304, 11582, 15072, 17373, 22608, 23164, 34746, 45216, 46328, 52119, 69492, 92656, 104238, 138984, 185312, 208476, 277968, 416952, 555936, 833904, 909187, 1667808, 1818374, 2727561, 3636748, 5455122, 7273496, 8182683, 10910244, 14546992, 16365366, 21820488, 29093984, 32730732, 43640976, 65461464, 87281952, 130922928, 261845856]

約数ペア:

[(1, 261845856), (2, 130922928), (3, 87281952), (4, 65461464), (6, 43640976), (8, 32730732), (9, 29093984), (12, 21820488), (16, 16365366), (18, 14546992), (24, 10910244), (32, 8182683), (36, 7273496), (48, 5455122), (72, 3636748), (96, 2727561), (144, 1818374), (157, 1667808), (288, 909187), (314, 833904), (471, 555936), (628, 416952), (942, 277968), (1256, 208476), (1413, 185312), (1884, 138984), (2512, 104238), (2826, 92656), (3768, 69492), (5024, 52119), (5652, 46328), (5791, 45216), (7536, 34746), (11304, 23164), (11582, 22608), (15072, 17373)]