16666496

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 44064000

約数和(自身を除く): 27397504

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 89, 112, 128, 133, 152, 154, 176, 178, 209, 224, 266, 304, 308, 352, 356, 418, 448, 532, 608, 616, 623, 704, 712, 836, 896, 979, 1064, 1216, 1232, 1246, 1408, 1424, 1463, 1672, 1691, 1958, 2128, 2432, 2464, 2492, 2848, 2926, 3344, 3382, 3916, 4256, 4928, 4984, 5696, 5852, 6688, 6764, 6853, 7832, 8512, 9856, 9968, 11392, 11704, 11837, 13376, 13528, 13706, 15664, 17024, 18601, 19936, 23408, 23674, 26752, 27056, 27412, 31328, 37202, 39872, 46816, 47348, 54112, 54824, 62656, 74404, 79744, 93632, 94696, 108224, 109648, 125312, 130207, 148808, 187264, 189392, 216448, 219296, 260414, 297616, 378784, 438592, 520828, 595232, 757568, 877184, 1041656, 1190464, 1515136, 2083312, 2380928, 4166624, 8333248, 16666496]

約数ペア:

[(1, 16666496), (2, 8333248), (4, 4166624), (7, 2380928), (8, 2083312), (11, 1515136), (14, 1190464), (16, 1041656), (19, 877184), (22, 757568), (28, 595232), (32, 520828), (38, 438592), (44, 378784), (56, 297616), (64, 260414), (76, 219296), (77, 216448), (88, 189392), (89, 187264), (112, 148808), (128, 130207), (133, 125312), (152, 109648), (154, 108224), (176, 94696), (178, 93632), (209, 79744), (224, 74404), (266, 62656), (304, 54824), (308, 54112), (352, 47348), (356, 46816), (418, 39872), (448, 37202), (532, 31328), (608, 27412), (616, 27056), (623, 26752), (704, 23674), (712, 23408), (836, 19936), (896, 18601), (979, 17024), (1064, 15664), (1216, 13706), (1232, 13528), (1246, 13376), (1408, 11837), (1424, 11704), (1463, 11392), (1672, 9968), (1691, 9856), (1958, 8512), (2128, 7832), (2432, 6853), (2464, 6764), (2492, 6688), (2848, 5852), (2926, 5696), (3344, 4984), (3382, 4928), (3916, 4256)]