252506070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20479}}^1$

素因数の和:20629

約数の個数: 48

約数和(自身を含む): 661340160

約数和(自身を除く): 408834090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 2055, 2466, 4110, 6165, 12330, 20479, 40958, 61437, 102395, 122874, 184311, 204790, 307185, 368622, 614370, 921555, 1843110, 2805623, 5611246, 8416869, 14028115, 16833738, 25250607, 28056230, 42084345, 50501214, 84168690, 126253035, 252506070]

約数ペア:

[(1, 252506070), (2, 126253035), (3, 84168690), (5, 50501214), (6, 42084345), (9, 28056230), (10, 25250607), (15, 16833738), (18, 14028115), (30, 8416869), (45, 5611246), (90, 2805623), (137, 1843110), (274, 921555), (411, 614370), (685, 368622), (822, 307185), (1233, 204790), (1370, 184311), (2055, 122874), (2466, 102395), (4110, 61437), (6165, 40958), (12330, 20479)]