149341720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{339413}}^1$

素因数の和:339435

約数の個数: 32

約数和(自身を含む): 366567120

約数和(自身を除く): 217225400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 339413, 678826, 1357652, 1697065, 2715304, 3394130, 3733543, 6788260, 7467086, 13576520, 14934172, 18667715, 29868344, 37335430, 74670860, 149341720]

約数ペア:

[(1, 149341720), (2, 74670860), (4, 37335430), (5, 29868344), (8, 18667715), (10, 14934172), (11, 13576520), (20, 7467086), (22, 6788260), (40, 3733543), (44, 3394130), (55, 2715304), (88, 1697065), (110, 1357652), (220, 678826), (440, 339413)]