171998512

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 391631680

約数和(自身を除く): 219633168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 109, 112, 146, 193, 218, 292, 386, 436, 511, 584, 763, 772, 872, 1022, 1168, 1351, 1526, 1544, 1744, 2044, 2702, 3052, 3088, 4088, 5404, 6104, 7957, 8176, 10808, 12208, 14089, 15914, 21037, 21616, 28178, 31828, 42074, 55699, 56356, 63656, 84148, 98623, 111398, 112712, 127312, 147259, 168296, 197246, 222796, 225424, 294518, 336592, 394492, 445592, 589036, 788984, 891184, 1178072, 1535701, 1577968, 2356144, 3071402, 6142804, 10749907, 12285608, 21499814, 24571216, 42999628, 85999256, 171998512]

約数ペア:

[(1, 171998512), (2, 85999256), (4, 42999628), (7, 24571216), (8, 21499814), (14, 12285608), (16, 10749907), (28, 6142804), (56, 3071402), (73, 2356144), (109, 1577968), (112, 1535701), (146, 1178072), (193, 891184), (218, 788984), (292, 589036), (386, 445592), (436, 394492), (511, 336592), (584, 294518), (763, 225424), (772, 222796), (872, 197246), (1022, 168296), (1168, 147259), (1351, 127312), (1526, 112712), (1544, 111398), (1744, 98623), (2044, 84148), (2702, 63656), (3052, 56356), (3088, 55699), (4088, 42074), (5404, 31828), (6104, 28178), (7957, 21616), (8176, 21037), (10808, 15914), (12208, 14089)]