40215888

素因数分解:

$2^4\times 3^2\times {\mathrm{317}}^1\times {\mathrm{881}}^1$

素因数の和:1212

約数の個数: 60

約数和(自身を含む): 113031828

約数和(自身を除く): 72815940

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 317, 634, 881, 951, 1268, 1762, 1902, 2536, 2643, 2853, 3524, 3804, 5072, 5286, 5706, 7048, 7608, 7929, 10572, 11412, 14096, 15216, 15858, 21144, 22824, 31716, 42288, 45648, 63432, 126864, 279277, 558554, 837831, 1117108, 1675662, 2234216, 2513493, 3351324, 4468432, 5026986, 6702648, 10053972, 13405296, 20107944, 40215888]

約数ペア:

[(1, 40215888), (2, 20107944), (3, 13405296), (4, 10053972), (6, 6702648), (8, 5026986), (9, 4468432), (12, 3351324), (16, 2513493), (18, 2234216), (24, 1675662), (36, 1117108), (48, 837831), (72, 558554), (144, 279277), (317, 126864), (634, 63432), (881, 45648), (951, 42288), (1268, 31716), (1762, 22824), (1902, 21144), (2536, 15858), (2643, 15216), (2853, 14096), (3524, 11412), (3804, 10572), (5072, 7929), (5286, 7608), (5706, 7048)]