128822120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{460079}}^1$

素因数の和:460097

約数の個数: 32

約数和(自身を含む): 331257600

約数和(自身を除く): 202435480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 460079, 920158, 1840316, 2300395, 3220553, 3680632, 4600790, 6441106, 9201580, 12882212, 16102765, 18403160, 25764424, 32205530, 64411060, 128822120]

約数ペア:

[(1, 128822120), (2, 64411060), (4, 32205530), (5, 25764424), (7, 18403160), (8, 16102765), (10, 12882212), (14, 9201580), (20, 6441106), (28, 4600790), (35, 3680632), (40, 3220553), (56, 2300395), (70, 1840316), (140, 920158), (280, 460079)]