127908620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2777}}^1$

素因数の和:2847

約数の個数: 72

約数和(自身を含む): 319225536

約数和(自身を除く): 191316916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 658, 940, 980, 1316, 1645, 2303, 2777, 3290, 4606, 5554, 6580, 9212, 11108, 11515, 13885, 19439, 23030, 27770, 38878, 46060, 55540, 77756, 97195, 130519, 136073, 194390, 261038, 272146, 388780, 522076, 544292, 652595, 680365, 913633, 1305190, 1360730, 1827266, 2610380, 2721460, 3654532, 4568165, 6395431, 9136330, 12790862, 18272660, 25581724, 31977155, 63954310, 127908620]

約数ペア:

[(1, 127908620), (2, 63954310), (4, 31977155), (5, 25581724), (7, 18272660), (10, 12790862), (14, 9136330), (20, 6395431), (28, 4568165), (35, 3654532), (47, 2721460), (49, 2610380), (70, 1827266), (94, 1360730), (98, 1305190), (140, 913633), (188, 680365), (196, 652595), (235, 544292), (245, 522076), (329, 388780), (470, 272146), (490, 261038), (658, 194390), (940, 136073), (980, 130519), (1316, 97195), (1645, 77756), (2303, 55540), (2777, 46060), (3290, 38878), (4606, 27770), (5554, 23030), (6580, 19439), (9212, 13885), (11108, 11515)]