66721290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{4457}}^1$

素因数の和:4966

約数の個数: 32

約数和(自身を含む): 160488000

約数和(自身を除く): 93766710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 499, 998, 1497, 2495, 2994, 4457, 4990, 7485, 8914, 13371, 14970, 22285, 26742, 44570, 66855, 133710, 2224043, 4448086, 6672129, 11120215, 13344258, 22240430, 33360645, 66721290]

約数ペア:

[(1, 66721290), (2, 33360645), (3, 22240430), (5, 13344258), (6, 11120215), (10, 6672129), (15, 4448086), (30, 2224043), (499, 133710), (998, 66855), (1497, 44570), (2495, 26742), (2994, 22285), (4457, 14970), (4990, 13371), (7485, 8914)]