142918720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{63803}}^1$

素因数の和:63827

約数の個数: 56

約数和(自身を含む): 388949184

約数和(自身を除く): 246030464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 63803, 127606, 255212, 319015, 446621, 510424, 638030, 893242, 1020848, 1276060, 1786484, 2041696, 2233105, 2552120, 3572968, 4083392, 4466210, 5104240, 7145936, 8932420, 10208480, 14291872, 17864840, 20416960, 28583744, 35729680, 71459360, 142918720]

約数ペア:

[(1, 142918720), (2, 71459360), (4, 35729680), (5, 28583744), (7, 20416960), (8, 17864840), (10, 14291872), (14, 10208480), (16, 8932420), (20, 7145936), (28, 5104240), (32, 4466210), (35, 4083392), (40, 3572968), (56, 2552120), (64, 2233105), (70, 2041696), (80, 1786484), (112, 1276060), (140, 1020848), (160, 893242), (224, 638030), (280, 510424), (320, 446621), (448, 319015), (560, 255212), (1120, 127606), (2240, 63803)]