70206640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{443}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 187630848

約数和(自身を除く): 117424208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 283, 443, 560, 566, 886, 1132, 1415, 1772, 1981, 2215, 2264, 2830, 3101, 3544, 3962, 4430, 4528, 5660, 6202, 7088, 7924, 8860, 9905, 11320, 12404, 15505, 15848, 17720, 19810, 22640, 24808, 31010, 31696, 35440, 39620, 49616, 62020, 79240, 124040, 125369, 158480, 248080, 250738, 501476, 626845, 877583, 1002952, 1253690, 1755166, 2005904, 2507380, 3510332, 4387915, 5014760, 7020664, 8775830, 10029520, 14041328, 17551660, 35103320, 70206640]

約数ペア:

[(1, 70206640), (2, 35103320), (4, 17551660), (5, 14041328), (7, 10029520), (8, 8775830), (10, 7020664), (14, 5014760), (16, 4387915), (20, 3510332), (28, 2507380), (35, 2005904), (40, 1755166), (56, 1253690), (70, 1002952), (80, 877583), (112, 626845), (140, 501476), (280, 250738), (283, 248080), (443, 158480), (560, 125369), (566, 124040), (886, 79240), (1132, 62020), (1415, 49616), (1772, 39620), (1981, 35440), (2215, 31696), (2264, 31010), (2830, 24808), (3101, 22640), (3544, 19810), (3962, 17720), (4430, 15848), (4528, 15505), (5660, 12404), (6202, 11320), (7088, 9905), (7924, 8860)]