66720976

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 157132800

約数和(自身を除く): 90411824

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 59, 92, 112, 118, 161, 184, 236, 322, 368, 413, 439, 472, 644, 826, 878, 944, 1288, 1357, 1652, 1756, 2576, 2714, 3073, 3304, 3512, 5428, 6146, 6608, 7024, 9499, 10097, 10856, 12292, 18998, 20194, 21712, 24584, 25901, 37996, 40388, 49168, 51802, 70679, 75992, 80776, 103604, 141358, 151984, 161552, 181307, 207208, 282716, 362614, 414416, 565432, 595723, 725228, 1130864, 1191446, 1450456, 2382892, 2900912, 4170061, 4765784, 8340122, 9531568, 16680244, 33360488, 66720976]

約数ペア:

[(1, 66720976), (2, 33360488), (4, 16680244), (7, 9531568), (8, 8340122), (14, 4765784), (16, 4170061), (23, 2900912), (28, 2382892), (46, 1450456), (56, 1191446), (59, 1130864), (92, 725228), (112, 595723), (118, 565432), (161, 414416), (184, 362614), (236, 282716), (322, 207208), (368, 181307), (413, 161552), (439, 151984), (472, 141358), (644, 103604), (826, 80776), (878, 75992), (944, 70679), (1288, 51802), (1357, 49168), (1652, 40388), (1756, 37996), (2576, 25901), (2714, 24584), (3073, 21712), (3304, 20194), (3512, 18998), (5428, 12292), (6146, 10856), (6608, 10097), (7024, 9499)]