171728640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{4969}}^1$

素因数の和:4999

約数の個数: 144

約数和(自身を含む): 609520800

約数和(自身を除く): 437792160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 4969, 5760, 6912, 8640, 9938, 11520, 14907, 17280, 19876, 24845, 29814, 34560, 39752, 44721, 49690, 59628, 74535, 79504, 89442, 99380, 119256, 134163, 149070, 159008, 178884, 198760, 223605, 238512, 268326, 298140, 318016, 357768, 397520, 447210, 477024, 536652, 596280, 636032, 670815, 715536, 795040, 894420, 954048, 1073304, 1192560, 1272064, 1341630, 1431072, 1590080, 1788840, 1908096, 2146608, 2385120, 2683260, 2862144, 3180160, 3577680, 3816192, 4293216, 4770240, 5366520, 5724288, 6360320, 7155360, 8586432, 9540480, 10733040, 11448576, 14310720, 17172864, 19080960, 21466080, 28621440, 34345728, 42932160, 57242880, 85864320, 171728640]

約数ペア:

[(1, 171728640), (2, 85864320), (3, 57242880), (4, 42932160), (5, 34345728), (6, 28621440), (8, 21466080), (9, 19080960), (10, 17172864), (12, 14310720), (15, 11448576), (16, 10733040), (18, 9540480), (20, 8586432), (24, 7155360), (27, 6360320), (30, 5724288), (32, 5366520), (36, 4770240), (40, 4293216), (45, 3816192), (48, 3577680), (54, 3180160), (60, 2862144), (64, 2683260), (72, 2385120), (80, 2146608), (90, 1908096), (96, 1788840), (108, 1590080), (120, 1431072), (128, 1341630), (135, 1272064), (144, 1192560), (160, 1073304), (180, 954048), (192, 894420), (216, 795040), (240, 715536), (256, 670815), (270, 636032), (288, 596280), (320, 536652), (360, 477024), (384, 447210), (432, 397520), (480, 357768), (540, 318016), (576, 298140), (640, 268326), (720, 238512), (768, 223605), (864, 198760), (960, 178884), (1080, 159008), (1152, 149070), (1280, 134163), (1440, 119256), (1728, 99380), (1920, 89442), (2160, 79504), (2304, 74535), (2880, 59628), (3456, 49690), (3840, 44721), (4320, 39752), (4969, 34560), (5760, 29814), (6912, 24845), (8640, 19876), (9938, 17280), (11520, 14907)]