202131390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{156691}}^1$

素因数の和:156744

約数の個数: 32

約数和(自身を含む): 496400256

約数和(自身を除く): 294268866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 156691, 313382, 470073, 783455, 940146, 1566910, 2350365, 4700730, 6737713, 13475426, 20213139, 33688565, 40426278, 67377130, 101065695, 202131390]

約数ペア:

[(1, 202131390), (2, 101065695), (3, 67377130), (5, 40426278), (6, 33688565), (10, 20213139), (15, 13475426), (30, 6737713), (43, 4700730), (86, 2350365), (129, 1566910), (215, 940146), (258, 783455), (430, 470073), (645, 313382), (1290, 156691)]