66165720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{551381}}^1$

素因数の和:551395

約数の個数: 32

約数和(自身を含む): 198497520

約数和(自身を除く): 132331800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 551381, 1102762, 1654143, 2205524, 2756905, 3308286, 4411048, 5513810, 6616572, 8270715, 11027620, 13233144, 16541430, 22055240, 33082860, 66165720]

約数ペア:

[(1, 66165720), (2, 33082860), (3, 22055240), (4, 16541430), (5, 13233144), (6, 11027620), (8, 8270715), (10, 6616572), (12, 5513810), (15, 4411048), (20, 3308286), (24, 2756905), (30, 2205524), (40, 1654143), (60, 1102762), (120, 551381)]