128372292

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{787}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 340756416

約数和(自身を除く): 212384124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 197, 207, 276, 394, 414, 591, 787, 788, 828, 1182, 1574, 1773, 2361, 2364, 3148, 3546, 4531, 4722, 7083, 7092, 9062, 9444, 13593, 14166, 18101, 18124, 27186, 28332, 36202, 40779, 54303, 54372, 72404, 81558, 108606, 155039, 162909, 163116, 217212, 310078, 325818, 465117, 620156, 651636, 930234, 1395351, 1860468, 2790702, 3565897, 5581404, 7131794, 10697691, 14263588, 21395382, 32093073, 42790764, 64186146, 128372292]

約数ペア:

[(1, 128372292), (2, 64186146), (3, 42790764), (4, 32093073), (6, 21395382), (9, 14263588), (12, 10697691), (18, 7131794), (23, 5581404), (36, 3565897), (46, 2790702), (69, 1860468), (92, 1395351), (138, 930234), (197, 651636), (207, 620156), (276, 465117), (394, 325818), (414, 310078), (591, 217212), (787, 163116), (788, 162909), (828, 155039), (1182, 108606), (1574, 81558), (1773, 72404), (2361, 54372), (2364, 54303), (3148, 40779), (3546, 36202), (4531, 28332), (4722, 27186), (7083, 18124), (7092, 18101), (9062, 14166), (9444, 13593)]