140128768

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 80

約数和(自身を含む): 310214520

約数和(自身を除く): 170085752

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 296, 416, 481, 512, 569, 592, 832, 962, 1138, 1184, 1664, 1924, 2276, 2368, 3328, 3848, 4552, 4736, 6656, 7397, 7696, 9104, 9472, 14794, 15392, 18208, 18944, 21053, 29588, 30784, 36416, 42106, 59176, 61568, 72832, 84212, 118352, 123136, 145664, 168424, 236704, 246272, 273689, 291328, 336848, 473408, 547378, 673696, 946816, 1094756, 1347392, 1893632, 2189512, 2694784, 3787264, 4379024, 5389568, 8758048, 10779136, 17516096, 35032192, 70064384, 140128768]

約数ペア:

[(1, 140128768), (2, 70064384), (4, 35032192), (8, 17516096), (13, 10779136), (16, 8758048), (26, 5389568), (32, 4379024), (37, 3787264), (52, 2694784), (64, 2189512), (74, 1893632), (104, 1347392), (128, 1094756), (148, 946816), (208, 673696), (256, 547378), (296, 473408), (416, 336848), (481, 291328), (512, 273689), (569, 246272), (592, 236704), (832, 168424), (962, 145664), (1138, 123136), (1184, 118352), (1664, 84212), (1924, 72832), (2276, 61568), (2368, 59176), (3328, 42106), (3848, 36416), (4552, 30784), (4736, 29588), (6656, 21053), (7397, 18944), (7696, 18208), (9104, 15392), (9472, 14794)]