128425710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{611551}}^1$

素因数の和:611568

約数の個数: 32

約数和(自身を含む): 352253952

約数和(自身を除く): 223828242

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 611551, 1223102, 1834653, 3057755, 3669306, 4280857, 6115510, 8561714, 9173265, 12842571, 18346530, 21404285, 25685142, 42808570, 64212855, 128425710]

約数ペア:

[(1, 128425710), (2, 64212855), (3, 42808570), (5, 25685142), (6, 21404285), (7, 18346530), (10, 12842571), (14, 9173265), (15, 8561714), (21, 6115510), (30, 4280857), (35, 3669306), (42, 3057755), (70, 1834653), (105, 1223102), (210, 611551)]