128323696

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:230

約数の個数: 60

約数和(自身を含む): 265017016

約数和(自身を除く): 136693320

約数列:

[1, 2, 4, 8, 16, 37, 43, 71, 74, 86, 142, 148, 172, 284, 296, 344, 568, 592, 688, 1136, 1591, 2627, 3053, 3182, 5041, 5254, 6106, 6364, 10082, 10508, 12212, 12728, 20164, 21016, 24424, 25456, 40328, 42032, 48848, 80656, 112961, 186517, 216763, 225922, 373034, 433526, 451844, 746068, 867052, 903688, 1492136, 1734104, 1807376, 2984272, 3468208, 8020231, 16040462, 32080924, 64161848, 128323696]

約数ペア:

[(1, 128323696), (2, 64161848), (4, 32080924), (8, 16040462), (16, 8020231), (37, 3468208), (43, 2984272), (71, 1807376), (74, 1734104), (86, 1492136), (142, 903688), (148, 867052), (172, 746068), (284, 451844), (296, 433526), (344, 373034), (568, 225922), (592, 216763), (688, 186517), (1136, 112961), (1591, 80656), (2627, 48848), (3053, 42032), (3182, 40328), (5041, 25456), (5254, 24424), (6106, 21016), (6364, 20164), (10082, 12728), (10508, 12212)]