421988336

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{743}}^1$

素因数の和:1230

約数の個数: 80

約数和(自身を含む): 1022934528

約数和(自身を除く): 600946192

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 461, 616, 743, 922, 1232, 1486, 1844, 2972, 3227, 3688, 5071, 5201, 5944, 6454, 7376, 8173, 10142, 10402, 11888, 12908, 16346, 20284, 20804, 25816, 32692, 35497, 40568, 41608, 51632, 57211, 65384, 70994, 81136, 83216, 114422, 130768, 141988, 228844, 283976, 342523, 457688, 567952, 685046, 915376, 1370092, 2397661, 2740184, 3767753, 4795322, 5480368, 7535506, 9590644, 15071012, 19181288, 26374271, 30142024, 38362576, 52748542, 60284048, 105497084, 210994168, 421988336]

約数ペア:

[(1, 421988336), (2, 210994168), (4, 105497084), (7, 60284048), (8, 52748542), (11, 38362576), (14, 30142024), (16, 26374271), (22, 19181288), (28, 15071012), (44, 9590644), (56, 7535506), (77, 5480368), (88, 4795322), (112, 3767753), (154, 2740184), (176, 2397661), (308, 1370092), (461, 915376), (616, 685046), (743, 567952), (922, 457688), (1232, 342523), (1486, 283976), (1844, 228844), (2972, 141988), (3227, 130768), (3688, 114422), (5071, 83216), (5201, 81136), (5944, 70994), (6454, 65384), (7376, 57211), (8173, 51632), (10142, 41608), (10402, 40568), (11888, 35497), (12908, 32692), (16346, 25816), (20284, 20804)]