54642780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{303571}}^1$

素因数の和:303586

約数の個数: 36

約数和(自身を含む): 165750312

約数和(自身を除く): 111107532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 303571, 607142, 910713, 1214284, 1517855, 1821426, 2732139, 3035710, 3642852, 4553565, 5464278, 6071420, 9107130, 10928556, 13660695, 18214260, 27321390, 54642780]

約数ペア:

[(1, 54642780), (2, 27321390), (3, 18214260), (4, 13660695), (5, 10928556), (6, 9107130), (9, 6071420), (10, 5464278), (12, 4553565), (15, 3642852), (18, 3035710), (20, 2732139), (30, 1821426), (36, 1517855), (45, 1214284), (60, 910713), (90, 607142), (180, 303571)]