126987520

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 344373120

約数和(自身を除く): 217385600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 128, 145, 160, 176, 220, 232, 256, 290, 311, 319, 320, 352, 440, 464, 580, 622, 638, 640, 704, 880, 928, 1160, 1244, 1276, 1280, 1408, 1555, 1595, 1760, 1856, 2320, 2488, 2552, 2816, 3110, 3190, 3421, 3520, 3712, 4640, 4976, 5104, 6220, 6380, 6842, 7040, 7424, 9019, 9280, 9952, 10208, 12440, 12760, 13684, 14080, 17105, 18038, 18560, 19904, 20416, 24880, 25520, 27368, 34210, 36076, 37120, 39808, 40832, 45095, 49760, 51040, 54736, 68420, 72152, 79616, 81664, 90190, 99209, 99520, 102080, 109472, 136840, 144304, 180380, 198418, 199040, 204160, 218944, 273680, 288608, 360760, 396836, 398080, 408320, 437888, 496045, 547360, 577216, 721520, 793672, 875776, 992090, 1094720, 1154432, 1443040, 1587344, 1984180, 2189440, 2308864, 2886080, 3174688, 3968360, 4378880, 5772160, 6349376, 7936720, 11544320, 12698752, 15873440, 25397504, 31746880, 63493760, 126987520]

約数ペア:

[(1, 126987520), (2, 63493760), (4, 31746880), (5, 25397504), (8, 15873440), (10, 12698752), (11, 11544320), (16, 7936720), (20, 6349376), (22, 5772160), (29, 4378880), (32, 3968360), (40, 3174688), (44, 2886080), (55, 2308864), (58, 2189440), (64, 1984180), (80, 1587344), (88, 1443040), (110, 1154432), (116, 1094720), (128, 992090), (145, 875776), (160, 793672), (176, 721520), (220, 577216), (232, 547360), (256, 496045), (290, 437888), (311, 408320), (319, 398080), (320, 396836), (352, 360760), (440, 288608), (464, 273680), (580, 218944), (622, 204160), (638, 199040), (640, 198418), (704, 180380), (880, 144304), (928, 136840), (1160, 109472), (1244, 102080), (1276, 99520), (1280, 99209), (1408, 90190), (1555, 81664), (1595, 79616), (1760, 72152), (1856, 68420), (2320, 54736), (2488, 51040), (2552, 49760), (2816, 45095), (3110, 40832), (3190, 39808), (3421, 37120), (3520, 36076), (3712, 34210), (4640, 27368), (4976, 25520), (5104, 24880), (6220, 20416), (6380, 19904), (6842, 18560), (7040, 18038), (7424, 17105), (9019, 14080), (9280, 13684), (9952, 12760), (10208, 12440)]