120318320

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{5591}}^1$

素因数の和:5873

約数の個数: 40

約数和(自身を含む): 280830240

約数和(自身を除く): 160511920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 5591, 10760, 11182, 21520, 22364, 27955, 44728, 55910, 89456, 111820, 223640, 447280, 1503979, 3007958, 6015916, 7519895, 12031832, 15039790, 24063664, 30079580, 60159160, 120318320]

約数ペア:

[(1, 120318320), (2, 60159160), (4, 30079580), (5, 24063664), (8, 15039790), (10, 12031832), (16, 7519895), (20, 6015916), (40, 3007958), (80, 1503979), (269, 447280), (538, 223640), (1076, 111820), (1345, 89456), (2152, 55910), (2690, 44728), (4304, 27955), (5380, 22364), (5591, 21520), (10760, 11182)]