173943280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{811}}^1$

素因数の和:1214

約数の個数: 80

約数和(自身を含む): 463970304

約数和(自身を除く): 290027024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 383, 560, 766, 811, 1532, 1622, 1915, 2681, 3064, 3244, 3830, 4055, 5362, 5677, 6128, 6488, 7660, 8110, 10724, 11354, 12976, 13405, 15320, 16220, 21448, 22708, 26810, 28385, 30640, 32440, 42896, 45416, 53620, 56770, 64880, 90832, 107240, 113540, 214480, 227080, 310613, 454160, 621226, 1242452, 1553065, 2174291, 2484904, 3106130, 4348582, 4969808, 6212260, 8697164, 10871455, 12424520, 17394328, 21742910, 24849040, 34788656, 43485820, 86971640, 173943280]

約数ペア:

[(1, 173943280), (2, 86971640), (4, 43485820), (5, 34788656), (7, 24849040), (8, 21742910), (10, 17394328), (14, 12424520), (16, 10871455), (20, 8697164), (28, 6212260), (35, 4969808), (40, 4348582), (56, 3106130), (70, 2484904), (80, 2174291), (112, 1553065), (140, 1242452), (280, 621226), (383, 454160), (560, 310613), (766, 227080), (811, 214480), (1532, 113540), (1622, 107240), (1915, 90832), (2681, 64880), (3064, 56770), (3244, 53620), (3830, 45416), (4055, 42896), (5362, 32440), (5677, 30640), (6128, 28385), (6488, 26810), (7660, 22708), (8110, 21448), (10724, 16220), (11354, 15320), (12976, 13405)]