240160785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{2971}}^1$

素因数の和:3313

約数の個数: 32

約数和(自身を含む): 408281472

約数和(自身を除く): 168120687

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 317, 951, 1585, 2971, 4755, 5389, 8913, 14855, 16167, 26945, 44565, 50507, 80835, 151521, 252535, 757605, 941807, 2825421, 4709035, 14127105, 16010719, 48032157, 80053595, 240160785]

約数ペア:

[(1, 240160785), (3, 80053595), (5, 48032157), (15, 16010719), (17, 14127105), (51, 4709035), (85, 2825421), (255, 941807), (317, 757605), (951, 252535), (1585, 151521), (2971, 80835), (4755, 50507), (5389, 44565), (8913, 26945), (14855, 16167)]