136579240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487783}}^1$

素因数の和:487801

約数の個数: 32

約数和(自身を含む): 351204480

約数和(自身を除く): 214625240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487783, 975566, 1951132, 2438915, 3414481, 3902264, 4877830, 6828962, 9755660, 13657924, 17072405, 19511320, 27315848, 34144810, 68289620, 136579240]

約数ペア:

[(1, 136579240), (2, 68289620), (4, 34144810), (5, 27315848), (7, 19511320), (8, 17072405), (10, 13657924), (14, 9755660), (20, 6828962), (28, 4877830), (35, 3902264), (40, 3414481), (56, 2438915), (70, 1951132), (140, 975566), (280, 487783)]