253394240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71987}}^1$

素因数の和:72015

約数の個数: 56

約数和(自身を含む): 658258272

約数和(自身を除く): 404864032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 71987, 143974, 287948, 359935, 575896, 719870, 791857, 1151792, 1439740, 1583714, 2303584, 2879480, 3167428, 3959285, 4607168, 5758960, 6334856, 7918570, 11517920, 12669712, 15837140, 23035840, 25339424, 31674280, 50678848, 63348560, 126697120, 253394240]

約数ペア:

[(1, 253394240), (2, 126697120), (4, 63348560), (5, 50678848), (8, 31674280), (10, 25339424), (11, 23035840), (16, 15837140), (20, 12669712), (22, 11517920), (32, 7918570), (40, 6334856), (44, 5758960), (55, 4607168), (64, 3959285), (80, 3167428), (88, 2879480), (110, 2303584), (160, 1583714), (176, 1439740), (220, 1151792), (320, 791857), (352, 719870), (440, 575896), (704, 359935), (880, 287948), (1760, 143974), (3520, 71987)]