12781260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23669}}^1$

素因数の和:23687

約数の個数: 48

約数和(自身を含む): 39765600

約数和(自身を除く): 26984340

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, 23669, 47338, 71007, 94676, 118345, 142014, 213021, 236690, 284028, 355035, 426042, 473380, 639063, 710070, 852084, 1065105, 1278126, 1420140, 2130210, 2556252, 3195315, 4260420, 6390630, 12781260]

約数ペア:

[(1, 12781260), (2, 6390630), (3, 4260420), (4, 3195315), (5, 2556252), (6, 2130210), (9, 1420140), (10, 1278126), (12, 1065105), (15, 852084), (18, 710070), (20, 639063), (27, 473380), (30, 426042), (36, 355035), (45, 284028), (54, 236690), (60, 213021), (90, 142014), (108, 118345), (135, 94676), (180, 71007), (270, 47338), (540, 23669)]