351851476580

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{661}}^1\times {\mathrm{76261}}^1$

素因数の和:77280

約数の個数: 48

約数和(自身を含む): 742136026800

約数和(自身を除く): 390284550220

約数列:

[1, 2, 4, 5, 10, 20, 349, 661, 698, 1322, 1396, 1745, 2644, 3305, 3490, 6610, 6980, 13220, 76261, 152522, 230689, 305044, 381305, 461378, 762610, 922756, 1153445, 1525220, 2306890, 4613780, 26615089, 50408521, 53230178, 100817042, 106460356, 133075445, 201634084, 252042605, 266150890, 504085210, 532301780, 1008170420, 17592573829, 35185147658, 70370295316, 87962869145, 175925738290, 351851476580]

約数ペア:

[(1, 351851476580), (2, 175925738290), (4, 87962869145), (5, 70370295316), (10, 35185147658), (20, 17592573829), (349, 1008170420), (661, 532301780), (698, 504085210), (1322, 266150890), (1396, 252042605), (1745, 201634084), (2644, 133075445), (3305, 106460356), (3490, 100817042), (6610, 53230178), (6980, 50408521), (13220, 26615089), (76261, 4613780), (152522, 2306890), (230689, 1525220), (305044, 1153445), (381305, 922756), (461378, 762610)]