155128470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{738707}}^1$

素因数の和:738724

約数の個数: 32

約数和(自身を含む): 425495808

約数和(自身を除く): 270367338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 738707, 1477414, 2216121, 3693535, 4432242, 5170949, 7387070, 10341898, 11080605, 15512847, 22161210, 25854745, 31025694, 51709490, 77564235, 155128470]

約数ペア:

[(1, 155128470), (2, 77564235), (3, 51709490), (5, 31025694), (6, 25854745), (7, 22161210), (10, 15512847), (14, 11080605), (15, 10341898), (21, 7387070), (30, 5170949), (35, 4432242), (42, 3693535), (70, 2216121), (105, 1477414), (210, 738707)]