28368864

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:872

約数の個数: 72

約数和(自身を含む): 81375840

約数和(自身を除く): 53006976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 548, 719, 822, 1096, 1233, 1438, 1644, 2157, 2192, 2466, 2876, 3288, 4314, 4384, 4932, 5752, 6471, 6576, 8628, 9864, 11504, 12942, 13152, 17256, 19728, 23008, 25884, 34512, 39456, 51768, 69024, 98503, 103536, 197006, 207072, 295509, 394012, 591018, 788024, 886527, 1182036, 1576048, 1773054, 2364072, 3152096, 3546108, 4728144, 7092216, 9456288, 14184432, 28368864]

約数ペア:

[(1, 28368864), (2, 14184432), (3, 9456288), (4, 7092216), (6, 4728144), (8, 3546108), (9, 3152096), (12, 2364072), (16, 1773054), (18, 1576048), (24, 1182036), (32, 886527), (36, 788024), (48, 591018), (72, 394012), (96, 295509), (137, 207072), (144, 197006), (274, 103536), (288, 98503), (411, 69024), (548, 51768), (719, 39456), (822, 34512), (1096, 25884), (1233, 23008), (1438, 19728), (1644, 17256), (2157, 13152), (2192, 12942), (2466, 11504), (2876, 9864), (3288, 8628), (4314, 6576), (4384, 6471), (4932, 5752)]