164411280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20759}}^1$

素因数の和:20789

約数の個数: 120

約数和(自身を含む): 602372160

約数和(自身を除く): 437960880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 20759, 41518, 62277, 83036, 103795, 124554, 166072, 186831, 207590, 228349, 249108, 311385, 332144, 373662, 415180, 456698, 498216, 622770, 685047, 747324, 830360, 913396, 934155, 996432, 1141745, 1245540, 1370094, 1494648, 1660720, 1826792, 1868310, 2055141, 2283490, 2491080, 2740188, 2989296, 3425235, 3653584, 3736620, 4110282, 4566980, 4982160, 5480376, 6850470, 7473240, 8220564, 9133960, 10275705, 10960752, 13700940, 14946480, 16441128, 18267920, 20551410, 27401880, 32882256, 41102820, 54803760, 82205640, 164411280]

約数ペア:

[(1, 164411280), (2, 82205640), (3, 54803760), (4, 41102820), (5, 32882256), (6, 27401880), (8, 20551410), (9, 18267920), (10, 16441128), (11, 14946480), (12, 13700940), (15, 10960752), (16, 10275705), (18, 9133960), (20, 8220564), (22, 7473240), (24, 6850470), (30, 5480376), (33, 4982160), (36, 4566980), (40, 4110282), (44, 3736620), (45, 3653584), (48, 3425235), (55, 2989296), (60, 2740188), (66, 2491080), (72, 2283490), (80, 2055141), (88, 1868310), (90, 1826792), (99, 1660720), (110, 1494648), (120, 1370094), (132, 1245540), (144, 1141745), (165, 996432), (176, 934155), (180, 913396), (198, 830360), (220, 747324), (240, 685047), (264, 622770), (330, 498216), (360, 456698), (396, 415180), (440, 373662), (495, 332144), (528, 311385), (660, 249108), (720, 228349), (792, 207590), (880, 186831), (990, 166072), (1320, 124554), (1584, 103795), (1980, 83036), (2640, 62277), (3960, 41518), (7920, 20759)]