61831260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{797}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 188225856

約数和(自身を除く): 126394596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 797, 862, 1293, 1594, 1724, 2155, 2391, 2586, 3188, 3879, 3985, 4310, 4782, 5172, 6465, 7173, 7758, 7970, 8620, 9564, 11955, 12930, 14346, 15516, 15940, 19395, 23910, 25860, 28692, 35865, 38790, 47820, 71730, 77580, 143460, 343507, 687014, 1030521, 1374028, 1717535, 2061042, 3091563, 3435070, 4122084, 5152605, 6183126, 6870140, 10305210, 12366252, 15457815, 20610420, 30915630, 61831260]

約数ペア:

[(1, 61831260), (2, 30915630), (3, 20610420), (4, 15457815), (5, 12366252), (6, 10305210), (9, 6870140), (10, 6183126), (12, 5152605), (15, 4122084), (18, 3435070), (20, 3091563), (30, 2061042), (36, 1717535), (45, 1374028), (60, 1030521), (90, 687014), (180, 343507), (431, 143460), (797, 77580), (862, 71730), (1293, 47820), (1594, 38790), (1724, 35865), (2155, 28692), (2391, 25860), (2586, 23910), (3188, 19395), (3879, 15940), (3985, 15516), (4310, 14346), (4782, 12930), (5172, 11955), (6465, 9564), (7173, 8620), (7758, 7970)]