123081728

素因数分解:

$2^{10}\times 7^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 132

約数和(自身を含む): 313633152

約数和(自身を除く): 190551424

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 223, 224, 256, 308, 352, 392, 446, 448, 512, 539, 616, 704, 784, 892, 896, 1024, 1078, 1232, 1408, 1561, 1568, 1784, 1792, 2156, 2453, 2464, 2816, 3122, 3136, 3568, 3584, 4312, 4906, 4928, 5632, 6244, 6272, 7136, 7168, 8624, 9812, 9856, 10927, 11264, 12488, 12544, 14272, 17171, 17248, 19624, 19712, 21854, 24976, 25088, 28544, 34342, 34496, 39248, 39424, 43708, 49952, 50176, 57088, 68684, 68992, 78496, 78848, 87416, 99904, 114176, 120197, 137368, 137984, 156992, 174832, 199808, 228352, 240394, 274736, 275968, 313984, 349664, 399616, 480788, 549472, 551936, 627968, 699328, 799232, 961576, 1098944, 1255936, 1398656, 1598464, 1923152, 2197888, 2511872, 2797312, 3846304, 4395776, 5594624, 7692608, 8791552, 11189248, 15385216, 17583104, 30770432, 61540864, 123081728]

約数ペア:

[(1, 123081728), (2, 61540864), (4, 30770432), (7, 17583104), (8, 15385216), (11, 11189248), (14, 8791552), (16, 7692608), (22, 5594624), (28, 4395776), (32, 3846304), (44, 2797312), (49, 2511872), (56, 2197888), (64, 1923152), (77, 1598464), (88, 1398656), (98, 1255936), (112, 1098944), (128, 961576), (154, 799232), (176, 699328), (196, 627968), (223, 551936), (224, 549472), (256, 480788), (308, 399616), (352, 349664), (392, 313984), (446, 275968), (448, 274736), (512, 240394), (539, 228352), (616, 199808), (704, 174832), (784, 156992), (892, 137984), (896, 137368), (1024, 120197), (1078, 114176), (1232, 99904), (1408, 87416), (1561, 78848), (1568, 78496), (1784, 68992), (1792, 68684), (2156, 57088), (2453, 50176), (2464, 49952), (2816, 43708), (3122, 39424), (3136, 39248), (3568, 34496), (3584, 34342), (4312, 28544), (4906, 25088), (4928, 24976), (5632, 21854), (6244, 19712), (6272, 19624), (7136, 17248), (7168, 17171), (8624, 14272), (9812, 12544), (9856, 12488), (10927, 11264)]