249536640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{129967}}^1$

素因数の和:129989

約数の個数: 64

約数和(自身を含む): 795404160

約数和(自身を除く): 545867520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 129967, 259934, 389901, 519868, 649835, 779802, 1039736, 1299670, 1559604, 1949505, 2079472, 2599340, 3119208, 3899010, 4158944, 5198680, 6238416, 7798020, 8317888, 10397360, 12476832, 15596040, 16635776, 20794720, 24953664, 31192080, 41589440, 49907328, 62384160, 83178880, 124768320, 249536640]

約数ペア:

[(1, 249536640), (2, 124768320), (3, 83178880), (4, 62384160), (5, 49907328), (6, 41589440), (8, 31192080), (10, 24953664), (12, 20794720), (15, 16635776), (16, 15596040), (20, 12476832), (24, 10397360), (30, 8317888), (32, 7798020), (40, 6238416), (48, 5198680), (60, 4158944), (64, 3899010), (80, 3119208), (96, 2599340), (120, 2079472), (128, 1949505), (160, 1559604), (192, 1299670), (240, 1039736), (320, 779802), (384, 649835), (480, 519868), (640, 389901), (960, 259934), (1920, 129967)]