251559216

素因数分解:

$2^4\times 3^3\times {\mathrm{157}}^1\times {\mathrm{3709}}^1$

素因数の和:3883

約数の個数: 80

約数和(自身を含む): 726863200

約数和(自身を除く): 475303984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 157, 216, 314, 432, 471, 628, 942, 1256, 1413, 1884, 2512, 2826, 3709, 3768, 4239, 5652, 7418, 7536, 8478, 11127, 11304, 14836, 16956, 22254, 22608, 29672, 33381, 33912, 44508, 59344, 66762, 67824, 89016, 100143, 133524, 178032, 200286, 267048, 400572, 534096, 582313, 801144, 1164626, 1602288, 1746939, 2329252, 3493878, 4658504, 5240817, 6987756, 9317008, 10481634, 13975512, 15722451, 20963268, 27951024, 31444902, 41926536, 62889804, 83853072, 125779608, 251559216]

約数ペア:

[(1, 251559216), (2, 125779608), (3, 83853072), (4, 62889804), (6, 41926536), (8, 31444902), (9, 27951024), (12, 20963268), (16, 15722451), (18, 13975512), (24, 10481634), (27, 9317008), (36, 6987756), (48, 5240817), (54, 4658504), (72, 3493878), (108, 2329252), (144, 1746939), (157, 1602288), (216, 1164626), (314, 801144), (432, 582313), (471, 534096), (628, 400572), (942, 267048), (1256, 200286), (1413, 178032), (1884, 133524), (2512, 100143), (2826, 89016), (3709, 67824), (3768, 66762), (4239, 59344), (5652, 44508), (7418, 33912), (7536, 33381), (8478, 29672), (11127, 22608), (11304, 22254), (14836, 16956)]