72454144

素因数分解:

$2^{12}\times 7^2\times {\mathrm{19}}^2$

素因数の和:76

約数の個数: 117

約数和(自身を含む): 177883947

約数和(自身を除く): 105429803

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 304, 361, 392, 448, 512, 532, 608, 722, 784, 896, 931, 1024, 1064, 1216, 1444, 1568, 1792, 1862, 2048, 2128, 2432, 2527, 2888, 3136, 3584, 3724, 4096, 4256, 4864, 5054, 5776, 6272, 7168, 7448, 8512, 9728, 10108, 11552, 12544, 14336, 14896, 17024, 17689, 19456, 20216, 23104, 25088, 28672, 29792, 34048, 35378, 38912, 40432, 46208, 50176, 59584, 68096, 70756, 77824, 80864, 92416, 100352, 119168, 136192, 141512, 161728, 184832, 200704, 238336, 272384, 283024, 323456, 369664, 476672, 544768, 566048, 646912, 739328, 953344, 1132096, 1293824, 1478656, 1906688, 2264192, 2587648, 3813376, 4528384, 5175296, 9056768, 10350592, 18113536, 36227072, 72454144]

約数ペア:

[(1, 72454144), (2, 36227072), (4, 18113536), (7, 10350592), (8, 9056768), (14, 5175296), (16, 4528384), (19, 3813376), (28, 2587648), (32, 2264192), (38, 1906688), (49, 1478656), (56, 1293824), (64, 1132096), (76, 953344), (98, 739328), (112, 646912), (128, 566048), (133, 544768), (152, 476672), (196, 369664), (224, 323456), (256, 283024), (266, 272384), (304, 238336), (361, 200704), (392, 184832), (448, 161728), (512, 141512), (532, 136192), (608, 119168), (722, 100352), (784, 92416), (896, 80864), (931, 77824), (1024, 70756), (1064, 68096), (1216, 59584), (1444, 50176), (1568, 46208), (1792, 40432), (1862, 38912), (2048, 35378), (2128, 34048), (2432, 29792), (2527, 28672), (2888, 25088), (3136, 23104), (3584, 20216), (3724, 19456), (4096, 17689), (4256, 17024), (4864, 14896), (5054, 14336), (5776, 12544), (6272, 11552), (7168, 10108), (7448, 9728)]