140363660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 311960880

約数和(自身を除く): 171597220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 109, 124, 134, 155, 218, 268, 310, 335, 436, 545, 620, 670, 961, 1090, 1340, 1922, 2077, 2180, 3379, 3844, 4154, 4805, 6758, 7303, 8308, 9610, 10385, 13516, 14606, 16895, 19220, 20770, 29212, 33790, 36515, 41540, 64387, 67580, 73030, 104749, 128774, 146060, 209498, 226393, 257548, 321935, 418996, 452786, 523745, 643870, 905572, 1047490, 1131965, 1287740, 2094980, 2263930, 4527860, 7018183, 14036366, 28072732, 35090915, 70181830, 140363660]

約数ペア:

[(1, 140363660), (2, 70181830), (4, 35090915), (5, 28072732), (10, 14036366), (20, 7018183), (31, 4527860), (62, 2263930), (67, 2094980), (109, 1287740), (124, 1131965), (134, 1047490), (155, 905572), (218, 643870), (268, 523745), (310, 452786), (335, 418996), (436, 321935), (545, 257548), (620, 226393), (670, 209498), (961, 146060), (1090, 128774), (1340, 104749), (1922, 73030), (2077, 67580), (2180, 64387), (3379, 41540), (3844, 36515), (4154, 33790), (4805, 29212), (6758, 20770), (7303, 19220), (8308, 16895), (9610, 14606), (10385, 13516)]