128231352

素因数分解:

$2^3\times 3^2\times {\mathrm{509}}^1\times {\mathrm{3499}}^1$

素因数の和:4020

約数の個数: 48

約数和(自身を含む): 348075000

約数和(自身を除く): 219843648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 509, 1018, 1527, 2036, 3054, 3499, 4072, 4581, 6108, 6998, 9162, 10497, 12216, 13996, 18324, 20994, 27992, 31491, 36648, 41988, 62982, 83976, 125964, 251928, 1780991, 3561982, 5342973, 7123964, 10685946, 14247928, 16028919, 21371892, 32057838, 42743784, 64115676, 128231352]

約数ペア:

[(1, 128231352), (2, 64115676), (3, 42743784), (4, 32057838), (6, 21371892), (8, 16028919), (9, 14247928), (12, 10685946), (18, 7123964), (24, 5342973), (36, 3561982), (72, 1780991), (509, 251928), (1018, 125964), (1527, 83976), (2036, 62982), (3054, 41988), (3499, 36648), (4072, 31491), (4581, 27992), (6108, 20994), (6998, 18324), (9162, 13996), (10497, 12216)]