66718320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277993}}^1$

素因数の和:278009

約数の個数: 40

約数和(自身を含む): 206827536

約数和(自身を除く): 140109216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277993, 555986, 833979, 1111972, 1389965, 1667958, 2223944, 2779930, 3335916, 4169895, 4447888, 5559860, 6671832, 8339790, 11119720, 13343664, 16679580, 22239440, 33359160, 66718320]

約数ペア:

[(1, 66718320), (2, 33359160), (3, 22239440), (4, 16679580), (5, 13343664), (6, 11119720), (8, 8339790), (10, 6671832), (12, 5559860), (15, 4447888), (16, 4169895), (20, 3335916), (24, 2779930), (30, 2223944), (40, 1667958), (48, 1389965), (60, 1111972), (80, 833979), (120, 555986), (240, 277993)]