129931440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{541381}}^1$

素因数の和:541397

約数の個数: 40

約数和(自身を含む): 402788208

約数和(自身を除く): 272856768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 541381, 1082762, 1624143, 2165524, 2706905, 3248286, 4331048, 5413810, 6496572, 8120715, 8662096, 10827620, 12993144, 16241430, 21655240, 25986288, 32482860, 43310480, 64965720, 129931440]

約数ペア:

[(1, 129931440), (2, 64965720), (3, 43310480), (4, 32482860), (5, 25986288), (6, 21655240), (8, 16241430), (10, 12993144), (12, 10827620), (15, 8662096), (16, 8120715), (20, 6496572), (24, 5413810), (30, 4331048), (40, 3248286), (48, 2706905), (60, 2165524), (80, 1624143), (120, 1082762), (240, 541381)]