220728984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1313863}}^1$

素因数の和:1313879

約数の個数: 32

約数和(自身を含む): 630654720

約数和(自身を除く): 409925736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1313863, 2627726, 3941589, 5255452, 7883178, 9197041, 10510904, 15766356, 18394082, 27591123, 31532712, 36788164, 55182246, 73576328, 110364492, 220728984]

約数ペア:

[(1, 220728984), (2, 110364492), (3, 73576328), (4, 55182246), (6, 36788164), (7, 31532712), (8, 27591123), (12, 18394082), (14, 15766356), (21, 10510904), (24, 9197041), (28, 7883178), (42, 5255452), (56, 3941589), (84, 2627726), (168, 1313863)]