67530680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{557}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 174363840

約数和(自身を除く): 106833160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 433, 557, 866, 1114, 1732, 2165, 2228, 2785, 3031, 3464, 3899, 4330, 4456, 5570, 6062, 7798, 8660, 11140, 12124, 15155, 15596, 17320, 19495, 22280, 24248, 30310, 31192, 38990, 60620, 77980, 121240, 155960, 241181, 482362, 964724, 1205905, 1688267, 1929448, 2411810, 3376534, 4823620, 6753068, 8441335, 9647240, 13506136, 16882670, 33765340, 67530680]

約数ペア:

[(1, 67530680), (2, 33765340), (4, 16882670), (5, 13506136), (7, 9647240), (8, 8441335), (10, 6753068), (14, 4823620), (20, 3376534), (28, 2411810), (35, 1929448), (40, 1688267), (56, 1205905), (70, 964724), (140, 482362), (280, 241181), (433, 155960), (557, 121240), (866, 77980), (1114, 60620), (1732, 38990), (2165, 31192), (2228, 30310), (2785, 24248), (3031, 22280), (3464, 19495), (3899, 17320), (4330, 15596), (4456, 15155), (5570, 12124), (6062, 11140), (7798, 8660)]