127948288

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 80

約数和(自身を含む): 281856960

約数和(自身を除く): 153908672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 409, 416, 512, 611, 752, 818, 832, 1222, 1504, 1636, 1664, 2444, 3008, 3272, 3328, 4888, 5317, 6016, 6544, 6656, 9776, 10634, 12032, 13088, 19223, 19552, 21268, 24064, 26176, 38446, 39104, 42536, 52352, 76892, 78208, 85072, 104704, 153784, 156416, 170144, 209408, 249899, 307568, 312832, 340288, 499798, 615136, 680576, 999596, 1230272, 1361152, 1999192, 2460544, 2722304, 3998384, 4921088, 7996768, 9842176, 15993536, 31987072, 63974144, 127948288]

約数ペア:

[(1, 127948288), (2, 63974144), (4, 31987072), (8, 15993536), (13, 9842176), (16, 7996768), (26, 4921088), (32, 3998384), (47, 2722304), (52, 2460544), (64, 1999192), (94, 1361152), (104, 1230272), (128, 999596), (188, 680576), (208, 615136), (256, 499798), (376, 340288), (409, 312832), (416, 307568), (512, 249899), (611, 209408), (752, 170144), (818, 156416), (832, 153784), (1222, 104704), (1504, 85072), (1636, 78208), (1664, 76892), (2444, 52352), (3008, 42536), (3272, 39104), (3328, 38446), (4888, 26176), (5317, 24064), (6016, 21268), (6544, 19552), (6656, 19223), (9776, 13088), (10634, 12032)]