165663840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{345133}}^1$

素因数の和:345151

約数の個数: 48

約数和(自身を含む): 521842608

約数和(自身を除く): 356178768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 345133, 690266, 1035399, 1380532, 1725665, 2070798, 2761064, 3451330, 4141596, 5176995, 5522128, 6902660, 8283192, 10353990, 11044256, 13805320, 16566384, 20707980, 27610640, 33132768, 41415960, 55221280, 82831920, 165663840]

約数ペア:

[(1, 165663840), (2, 82831920), (3, 55221280), (4, 41415960), (5, 33132768), (6, 27610640), (8, 20707980), (10, 16566384), (12, 13805320), (15, 11044256), (16, 10353990), (20, 8283192), (24, 6902660), (30, 5522128), (32, 5176995), (40, 4141596), (48, 3451330), (60, 2761064), (80, 2070798), (96, 1725665), (120, 1380532), (160, 1035399), (240, 690266), (480, 345133)]