280147776238

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2671}}^1\times {\mathrm{22811}}^1$

素因数の和:25525

約数の個数: 48

約数和(自身を含む): 486410238720

約数和(自身を除く): 206262462482

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 2671, 4598, 5342, 22811, 29381, 45622, 50749, 58762, 101498, 250921, 323191, 433409, 501842, 558239, 646382, 866818, 1116478, 2760131, 4767499, 5520262, 6140629, 9534998, 12281258, 52442489, 60928181, 104884978, 121856362, 670209991, 1157635439, 1340419982, 2315270878, 7372309901, 12733989829, 14744619802, 25467979658, 140073888119, 280147776238]

約数ペア:

[(1, 280147776238), (2, 140073888119), (11, 25467979658), (19, 14744619802), (22, 12733989829), (38, 7372309901), (121, 2315270878), (209, 1340419982), (242, 1157635439), (418, 670209991), (2299, 121856362), (2671, 104884978), (4598, 60928181), (5342, 52442489), (22811, 12281258), (29381, 9534998), (45622, 6140629), (50749, 5520262), (58762, 4767499), (101498, 2760131), (250921, 1116478), (323191, 866818), (433409, 646382), (501842, 558239)]