124743920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{661}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 332948928

約数和(自身を除く): 208205008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 337, 560, 661, 674, 1322, 1348, 1685, 2359, 2644, 2696, 3305, 3370, 4627, 4718, 5288, 5392, 6610, 6740, 9254, 9436, 10576, 11795, 13220, 13480, 18508, 18872, 23135, 23590, 26440, 26960, 37016, 37744, 46270, 47180, 52880, 74032, 92540, 94360, 185080, 188720, 222757, 370160, 445514, 891028, 1113785, 1559299, 1782056, 2227570, 3118598, 3564112, 4455140, 6237196, 7796495, 8910280, 12474392, 15592990, 17820560, 24948784, 31185980, 62371960, 124743920]

約数ペア:

[(1, 124743920), (2, 62371960), (4, 31185980), (5, 24948784), (7, 17820560), (8, 15592990), (10, 12474392), (14, 8910280), (16, 7796495), (20, 6237196), (28, 4455140), (35, 3564112), (40, 3118598), (56, 2227570), (70, 1782056), (80, 1559299), (112, 1113785), (140, 891028), (280, 445514), (337, 370160), (560, 222757), (661, 188720), (674, 185080), (1322, 94360), (1348, 92540), (1685, 74032), (2359, 52880), (2644, 47180), (2696, 46270), (3305, 37744), (3370, 37016), (4627, 26960), (4718, 26440), (5288, 23590), (5392, 23135), (6610, 18872), (6740, 18508), (9254, 13480), (9436, 13220), (10576, 11795)]