720827576

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{641}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 1586407680

約数和(自身を除く): 865580104

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 467, 602, 641, 934, 1204, 1282, 1868, 2408, 2564, 3269, 3736, 4487, 5128, 6538, 8974, 13076, 17948, 20081, 26152, 27563, 35896, 40162, 55126, 80324, 110252, 140567, 160648, 192941, 220504, 281134, 299347, 385882, 562268, 598694, 771764, 1124536, 1197388, 1543528, 2095429, 2394776, 4190858, 8381716, 12871921, 16763432, 25743842, 51487684, 90103447, 102975368, 180206894, 360413788, 720827576]

約数ペア:

[(1, 720827576), (2, 360413788), (4, 180206894), (7, 102975368), (8, 90103447), (14, 51487684), (28, 25743842), (43, 16763432), (56, 12871921), (86, 8381716), (172, 4190858), (301, 2394776), (344, 2095429), (467, 1543528), (602, 1197388), (641, 1124536), (934, 771764), (1204, 598694), (1282, 562268), (1868, 385882), (2408, 299347), (2564, 281134), (3269, 220504), (3736, 192941), (4487, 160648), (5128, 140567), (6538, 110252), (8974, 80324), (13076, 55126), (17948, 40162), (20081, 35896), (26152, 27563)]