268609920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139901}}^1$

素因数の和:139923

約数の個数: 64

約数和(自身を含む): 856200240

約数和(自身を除く): 587590320

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, 139901, 279802, 419703, 559604, 699505, 839406, 1119208, 1399010, 1678812, 2098515, 2238416, 2798020, 3357624, 4197030, 4476832, 5596040, 6715248, 8394060, 8953664, 11192080, 13430496, 16788120, 17907328, 22384160, 26860992, 33576240, 44768320, 53721984, 67152480, 89536640, 134304960, 268609920]

約数ペア:

[(1, 268609920), (2, 134304960), (3, 89536640), (4, 67152480), (5, 53721984), (6, 44768320), (8, 33576240), (10, 26860992), (12, 22384160), (15, 17907328), (16, 16788120), (20, 13430496), (24, 11192080), (30, 8953664), (32, 8394060), (40, 6715248), (48, 5596040), (60, 4476832), (64, 4197030), (80, 3357624), (96, 2798020), (120, 2238416), (128, 2098515), (160, 1678812), (192, 1399010), (240, 1119208), (320, 839406), (384, 699505), (480, 559604), (640, 419703), (960, 279802), (1920, 139901)]