235117640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1493}}^1$

素因数の和:1662

約数の個数: 64

約数和(自身を含む): 550748160

約数和(自身を除く): 315630520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1240, 1270, 1493, 2540, 2986, 3937, 5080, 5972, 7465, 7874, 11944, 14930, 15748, 19685, 29860, 31496, 39370, 46283, 59720, 78740, 92566, 157480, 185132, 189611, 231415, 370264, 379222, 462830, 758444, 925660, 948055, 1516888, 1851320, 1896110, 3792220, 5877941, 7584440, 11755882, 23511764, 29389705, 47023528, 58779410, 117558820, 235117640]

約数ペア:

[(1, 235117640), (2, 117558820), (4, 58779410), (5, 47023528), (8, 29389705), (10, 23511764), (20, 11755882), (31, 7584440), (40, 5877941), (62, 3792220), (124, 1896110), (127, 1851320), (155, 1516888), (248, 948055), (254, 925660), (310, 758444), (508, 462830), (620, 379222), (635, 370264), (1016, 231415), (1240, 189611), (1270, 185132), (1493, 157480), (2540, 92566), (2986, 78740), (3937, 59720), (5080, 46283), (5972, 39370), (7465, 31496), (7874, 29860), (11944, 19685), (14930, 15748)]