12756420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23623}}^1$

素因数の和:23641

約数の個数: 48

約数和(自身を含む): 39688320

約数和(自身を除く): 26931900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 23623, 47246, 70869, 94492, 118115, 141738, 212607, 236230, 283476, 354345, 425214, 472460, 637821, 708690, 850428, 1063035, 1275642, 1417380, 2126070, 2551284, 3189105, 4252140, 6378210, 12756420]

約数ペア:

[(1, 12756420), (2, 6378210), (3, 4252140), (4, 3189105), (5, 2551284), (6, 2126070), (9, 1417380), (10, 1275642), (12, 1063035), (15, 850428), (18, 708690), (20, 637821), (27, 472460), (30, 425214), (36, 354345), (45, 283476), (54, 236230), (60, 212607), (90, 141738), (108, 118115), (135, 94492), (180, 70869), (270, 47246), (540, 23623)]