210696560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2663}}^1$

素因数の和:2742

約数の個数: 80

約数和(自身を含む): 523252224

約数和(自身を除く): 312555664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 989, 1720, 1840, 1978, 2663, 3440, 3956, 4945, 5326, 7912, 9890, 10652, 13315, 15824, 19780, 21304, 26630, 39560, 42608, 53260, 61249, 79120, 106520, 114509, 122498, 213040, 229018, 244996, 306245, 458036, 489992, 572545, 612490, 916072, 979984, 1145090, 1224980, 1832144, 2290180, 2449960, 2633707, 4580360, 4899920, 5267414, 9160720, 10534828, 13168535, 21069656, 26337070, 42139312, 52674140, 105348280, 210696560]

約数ペア:

[(1, 210696560), (2, 105348280), (4, 52674140), (5, 42139312), (8, 26337070), (10, 21069656), (16, 13168535), (20, 10534828), (23, 9160720), (40, 5267414), (43, 4899920), (46, 4580360), (80, 2633707), (86, 2449960), (92, 2290180), (115, 1832144), (172, 1224980), (184, 1145090), (215, 979984), (230, 916072), (344, 612490), (368, 572545), (430, 489992), (460, 458036), (688, 306245), (860, 244996), (920, 229018), (989, 213040), (1720, 122498), (1840, 114509), (1978, 106520), (2663, 79120), (3440, 61249), (3956, 53260), (4945, 42608), (5326, 39560), (7912, 26630), (9890, 21304), (10652, 19780), (13315, 15824)]