255515392

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2927}}^1$

素因数の和:2985

約数の個数: 72

約数和(自身を含む): 574543872

約数和(自身を除く): 319028480

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 496, 682, 704, 992, 1364, 1408, 1984, 2728, 2816, 2927, 3968, 5456, 5854, 7936, 10912, 11708, 21824, 23416, 32197, 43648, 46832, 64394, 87296, 90737, 93664, 128788, 181474, 187328, 257576, 362948, 374656, 515152, 725896, 749312, 998107, 1030304, 1451792, 1996214, 2060608, 2903584, 3992428, 4121216, 5807168, 7984856, 8242432, 11614336, 15969712, 23228672, 31939424, 63878848, 127757696, 255515392]

約数ペア:

[(1, 255515392), (2, 127757696), (4, 63878848), (8, 31939424), (11, 23228672), (16, 15969712), (22, 11614336), (31, 8242432), (32, 7984856), (44, 5807168), (62, 4121216), (64, 3992428), (88, 2903584), (124, 2060608), (128, 1996214), (176, 1451792), (248, 1030304), (256, 998107), (341, 749312), (352, 725896), (496, 515152), (682, 374656), (704, 362948), (992, 257576), (1364, 187328), (1408, 181474), (1984, 128788), (2728, 93664), (2816, 90737), (2927, 87296), (3968, 64394), (5456, 46832), (5854, 43648), (7936, 32197), (10912, 23416), (11708, 21824)]