81238464

素因数分解:

$2^6\times 3^4\times {\mathrm{15671}}^1$

素因数の和:15695

約数の個数: 70

約数和(自身を含む): 240831624

約数和(自身を除く): 159593160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 15671, 31342, 47013, 62684, 94026, 125368, 141039, 188052, 250736, 282078, 376104, 423117, 501472, 564156, 752208, 846234, 1002944, 1128312, 1269351, 1504416, 1692468, 2256624, 2538702, 3008832, 3384936, 4513248, 5077404, 6769872, 9026496, 10154808, 13539744, 20309616, 27079488, 40619232, 81238464]

約数ペア:

[(1, 81238464), (2, 40619232), (3, 27079488), (4, 20309616), (6, 13539744), (8, 10154808), (9, 9026496), (12, 6769872), (16, 5077404), (18, 4513248), (24, 3384936), (27, 3008832), (32, 2538702), (36, 2256624), (48, 1692468), (54, 1504416), (64, 1269351), (72, 1128312), (81, 1002944), (96, 846234), (108, 752208), (144, 564156), (162, 501472), (192, 423117), (216, 376104), (288, 282078), (324, 250736), (432, 188052), (576, 141039), (648, 125368), (864, 94026), (1296, 62684), (1728, 47013), (2592, 31342), (5184, 15671)]