313059680

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4457}}^1$

素因数の和:4911

約数の個数: 48

約数和(自身を含む): 741454560

約数和(自身を除く): 428394880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1756, 2195, 3512, 4390, 4457, 7024, 8780, 8914, 14048, 17560, 17828, 22285, 35120, 35656, 44570, 70240, 71312, 89140, 142624, 178280, 356560, 713120, 1956623, 3913246, 7826492, 9783115, 15652984, 19566230, 31305968, 39132460, 62611936, 78264920, 156529840, 313059680]

約数ペア:

[(1, 313059680), (2, 156529840), (4, 78264920), (5, 62611936), (8, 39132460), (10, 31305968), (16, 19566230), (20, 15652984), (32, 9783115), (40, 7826492), (80, 3913246), (160, 1956623), (439, 713120), (878, 356560), (1756, 178280), (2195, 142624), (3512, 89140), (4390, 71312), (4457, 70240), (7024, 44570), (8780, 35656), (8914, 35120), (14048, 22285), (17560, 17828)]