64140160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 178214400

約数和(自身を除く): 114074240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 128, 139, 140, 160, 206, 224, 278, 280, 320, 412, 448, 515, 556, 560, 640, 695, 721, 824, 896, 973, 1030, 1112, 1120, 1390, 1442, 1648, 1946, 2060, 2224, 2240, 2780, 2884, 3296, 3605, 3892, 4120, 4448, 4480, 4865, 5560, 5768, 6592, 7210, 7784, 8240, 8896, 9730, 11120, 11536, 13184, 14317, 14420, 15568, 16480, 17792, 19460, 22240, 23072, 28634, 28840, 31136, 32960, 38920, 44480, 46144, 57268, 57680, 62272, 65920, 71585, 77840, 88960, 92288, 100219, 114536, 115360, 124544, 143170, 155680, 200438, 229072, 230720, 286340, 311360, 400876, 458144, 461440, 501095, 572680, 622720, 801752, 916288, 1002190, 1145360, 1603504, 1832576, 2004380, 2290720, 3207008, 4008760, 4581440, 6414016, 8017520, 9162880, 12828032, 16035040, 32070080, 64140160]

約数ペア:

[(1, 64140160), (2, 32070080), (4, 16035040), (5, 12828032), (7, 9162880), (8, 8017520), (10, 6414016), (14, 4581440), (16, 4008760), (20, 3207008), (28, 2290720), (32, 2004380), (35, 1832576), (40, 1603504), (56, 1145360), (64, 1002190), (70, 916288), (80, 801752), (103, 622720), (112, 572680), (128, 501095), (139, 461440), (140, 458144), (160, 400876), (206, 311360), (224, 286340), (278, 230720), (280, 229072), (320, 200438), (412, 155680), (448, 143170), (515, 124544), (556, 115360), (560, 114536), (640, 100219), (695, 92288), (721, 88960), (824, 77840), (896, 71585), (973, 65920), (1030, 62272), (1112, 57680), (1120, 57268), (1390, 46144), (1442, 44480), (1648, 38920), (1946, 32960), (2060, 31136), (2224, 28840), (2240, 28634), (2780, 23072), (2884, 22240), (3296, 19460), (3605, 17792), (3892, 16480), (4120, 15568), (4448, 14420), (4480, 14317), (4865, 13184), (5560, 11536), (5768, 11120), (6592, 9730), (7210, 8896), (7784, 8240)]