168978408

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^3\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 437304000

約数和(自身を除く): 268325592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 139, 148, 222, 278, 296, 417, 444, 556, 834, 888, 1112, 1369, 1668, 2738, 3336, 4107, 5143, 5476, 8214, 10286, 10952, 15429, 16428, 20572, 30858, 32856, 41144, 50653, 61716, 101306, 123432, 151959, 190291, 202612, 303918, 380582, 405224, 570873, 607836, 761164, 1141746, 1215672, 1522328, 2283492, 4566984, 7040767, 14081534, 21122301, 28163068, 42244602, 56326136, 84489204, 168978408]

約数ペア:

[(1, 168978408), (2, 84489204), (3, 56326136), (4, 42244602), (6, 28163068), (8, 21122301), (12, 14081534), (24, 7040767), (37, 4566984), (74, 2283492), (111, 1522328), (139, 1215672), (148, 1141746), (222, 761164), (278, 607836), (296, 570873), (417, 405224), (444, 380582), (556, 303918), (834, 202612), (888, 190291), (1112, 151959), (1369, 123432), (1668, 101306), (2738, 61716), (3336, 50653), (4107, 41144), (5143, 32856), (5476, 30858), (8214, 20572), (10286, 16428), (10952, 15429)]