168776960

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11987}}^1$

素因数の和:12019

約数の個数: 72

約数和(自身を含む): 441062496

約数和(自身を除く): 272285536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 11987, 14080, 23974, 47948, 59935, 95896, 119870, 131857, 191792, 239740, 263714, 383584, 479480, 527428, 659285, 767168, 958960, 1054856, 1318570, 1534336, 1917920, 2109712, 2637140, 3068672, 3835840, 4219424, 5274280, 7671680, 8438848, 10548560, 15343360, 16877696, 21097120, 33755392, 42194240, 84388480, 168776960]

約数ペア:

[(1, 168776960), (2, 84388480), (4, 42194240), (5, 33755392), (8, 21097120), (10, 16877696), (11, 15343360), (16, 10548560), (20, 8438848), (22, 7671680), (32, 5274280), (40, 4219424), (44, 3835840), (55, 3068672), (64, 2637140), (80, 2109712), (88, 1917920), (110, 1534336), (128, 1318570), (160, 1054856), (176, 958960), (220, 767168), (256, 659285), (320, 527428), (352, 479480), (440, 383584), (640, 263714), (704, 239740), (880, 191792), (1280, 131857), (1408, 119870), (1760, 95896), (2816, 59935), (3520, 47948), (7040, 23974), (11987, 14080)]