64311480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{178643}}^1$

素因数の和:178660

約数の個数: 48

約数和(自身を含む): 209013480

約数和(自身を除く): 144702000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 178643, 357286, 535929, 714572, 893215, 1071858, 1429144, 1607787, 1786430, 2143716, 2679645, 3215574, 3572860, 4287432, 5359290, 6431148, 7145720, 8038935, 10718580, 12862296, 16077870, 21437160, 32155740, 64311480]

約数ペア:

[(1, 64311480), (2, 32155740), (3, 21437160), (4, 16077870), (5, 12862296), (6, 10718580), (8, 8038935), (9, 7145720), (10, 6431148), (12, 5359290), (15, 4287432), (18, 3572860), (20, 3215574), (24, 2679645), (30, 2143716), (36, 1786430), (40, 1607787), (45, 1429144), (60, 1071858), (72, 893215), (90, 714572), (120, 535929), (180, 357286), (360, 178643)]