84156160

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 226638720

約数和(自身を除く): 142482560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 139, 160, 172, 176, 215, 220, 256, 278, 320, 344, 352, 430, 440, 473, 556, 640, 688, 695, 704, 860, 880, 946, 1112, 1280, 1376, 1390, 1408, 1529, 1720, 1760, 1892, 2224, 2365, 2752, 2780, 2816, 3058, 3440, 3520, 3784, 4448, 4730, 5504, 5560, 5977, 6116, 6880, 7040, 7568, 7645, 8896, 9460, 11008, 11120, 11954, 12232, 13760, 14080, 15136, 15290, 17792, 18920, 22240, 23908, 24464, 27520, 29885, 30272, 30580, 35584, 37840, 44480, 47816, 48928, 55040, 59770, 60544, 61160, 65747, 75680, 88960, 95632, 97856, 119540, 121088, 122320, 131494, 151360, 177920, 191264, 195712, 239080, 244640, 262988, 302720, 328735, 382528, 391424, 478160, 489280, 525976, 605440, 657470, 765056, 956320, 978560, 1051952, 1314940, 1530112, 1912640, 1957120, 2103904, 2629880, 3825280, 4207808, 5259760, 7650560, 8415616, 10519520, 16831232, 21039040, 42078080, 84156160]

約数ペア:

[(1, 84156160), (2, 42078080), (4, 21039040), (5, 16831232), (8, 10519520), (10, 8415616), (11, 7650560), (16, 5259760), (20, 4207808), (22, 3825280), (32, 2629880), (40, 2103904), (43, 1957120), (44, 1912640), (55, 1530112), (64, 1314940), (80, 1051952), (86, 978560), (88, 956320), (110, 765056), (128, 657470), (139, 605440), (160, 525976), (172, 489280), (176, 478160), (215, 391424), (220, 382528), (256, 328735), (278, 302720), (320, 262988), (344, 244640), (352, 239080), (430, 195712), (440, 191264), (473, 177920), (556, 151360), (640, 131494), (688, 122320), (695, 121088), (704, 119540), (860, 97856), (880, 95632), (946, 88960), (1112, 75680), (1280, 65747), (1376, 61160), (1390, 60544), (1408, 59770), (1529, 55040), (1720, 48928), (1760, 47816), (1892, 44480), (2224, 37840), (2365, 35584), (2752, 30580), (2780, 30272), (2816, 29885), (3058, 27520), (3440, 24464), (3520, 23908), (3784, 22240), (4448, 18920), (4730, 17792), (5504, 15290), (5560, 15136), (5977, 14080), (6116, 13760), (6880, 12232), (7040, 11954), (7568, 11120), (7645, 11008), (8896, 9460)]