61558320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{256493}}^1$

素因数の和:256509

約数の個数: 40

約数和(自身を含む): 190831536

約数和(自身を除く): 129273216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 256493, 512986, 769479, 1025972, 1282465, 1538958, 2051944, 2564930, 3077916, 3847395, 4103888, 5129860, 6155832, 7694790, 10259720, 12311664, 15389580, 20519440, 30779160, 61558320]

約数ペア:

[(1, 61558320), (2, 30779160), (3, 20519440), (4, 15389580), (5, 12311664), (6, 10259720), (8, 7694790), (10, 6155832), (12, 5129860), (15, 4103888), (16, 3847395), (20, 3077916), (24, 2564930), (30, 2051944), (40, 1538958), (48, 1282465), (60, 1025972), (80, 769479), (120, 512986), (240, 256493)]