142732660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3967}}^1$

素因数の和:4240

約数の個数: 48

約数和(自身を含む): 343977984

約数和(自身を除く): 201245324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 3967, 5140, 7196, 7934, 8995, 15868, 17990, 19835, 27769, 35980, 39670, 55538, 79340, 111076, 138845, 277690, 555380, 1019519, 2039038, 4078076, 5097595, 7136633, 10195190, 14273266, 20390380, 28546532, 35683165, 71366330, 142732660]

約数ペア:

[(1, 142732660), (2, 71366330), (4, 35683165), (5, 28546532), (7, 20390380), (10, 14273266), (14, 10195190), (20, 7136633), (28, 5097595), (35, 4078076), (70, 2039038), (140, 1019519), (257, 555380), (514, 277690), (1028, 138845), (1285, 111076), (1799, 79340), (2570, 55538), (3598, 39670), (3967, 35980), (5140, 27769), (7196, 19835), (7934, 17990), (8995, 15868)]