135217240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 314667360

約数和(自身を除く): 179450120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 211, 296, 370, 422, 433, 740, 844, 866, 1055, 1480, 1688, 1732, 2110, 2165, 3464, 4220, 4330, 7807, 8440, 8660, 15614, 16021, 17320, 31228, 32042, 39035, 62456, 64084, 78070, 80105, 91363, 128168, 156140, 160210, 182726, 312280, 320420, 365452, 456815, 640840, 730904, 913630, 1827260, 3380431, 3654520, 6760862, 13521724, 16902155, 27043448, 33804310, 67608620, 135217240]

約数ペア:

[(1, 135217240), (2, 67608620), (4, 33804310), (5, 27043448), (8, 16902155), (10, 13521724), (20, 6760862), (37, 3654520), (40, 3380431), (74, 1827260), (148, 913630), (185, 730904), (211, 640840), (296, 456815), (370, 365452), (422, 320420), (433, 312280), (740, 182726), (844, 160210), (866, 156140), (1055, 128168), (1480, 91363), (1688, 80105), (1732, 78070), (2110, 64084), (2165, 62456), (3464, 39035), (4220, 32042), (4330, 31228), (7807, 17320), (8440, 16021), (8660, 15614)]