123120456

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{270001}}^1$

素因数の和:270029

約数の個数: 32

約数和(自身を含む): 324002400

約数和(自身を除く): 200881944

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 270001, 540002, 810003, 1080004, 1620006, 2160008, 3240012, 5130019, 6480024, 10260038, 15390057, 20520076, 30780114, 41040152, 61560228, 123120456]

約数ペア:

[(1, 123120456), (2, 61560228), (3, 41040152), (4, 30780114), (6, 20520076), (8, 15390057), (12, 10260038), (19, 6480024), (24, 5130019), (38, 3240012), (57, 2160008), (76, 1620006), (114, 1080004), (152, 810003), (228, 540002), (456, 270001)]