64965720

素因数分解:

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

素因数の和:541395

約数の個数: 32

約数和(自身を含む): 194897520

約数和(自身を除く): 129931800

約数列:

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

約数ペア:

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