121608788

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 261089640

約数和(自身を除く): 139480852

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 49, 74, 82, 98, 148, 164, 196, 259, 287, 409, 518, 574, 818, 1036, 1148, 1517, 1636, 1813, 2009, 2863, 3034, 3626, 4018, 5726, 6068, 7252, 8036, 10619, 11452, 15133, 16769, 20041, 21238, 30266, 33538, 40082, 42476, 60532, 67076, 74333, 80164, 105931, 117383, 148666, 211862, 234766, 297332, 423724, 469532, 620453, 741517, 821681, 1240906, 1483034, 1643362, 2481812, 2966068, 3286724, 4343171, 8686342, 17372684, 30402197, 60804394, 121608788]

約数ペア:

[(1, 121608788), (2, 60804394), (4, 30402197), (7, 17372684), (14, 8686342), (28, 4343171), (37, 3286724), (41, 2966068), (49, 2481812), (74, 1643362), (82, 1483034), (98, 1240906), (148, 821681), (164, 741517), (196, 620453), (259, 469532), (287, 423724), (409, 297332), (518, 234766), (574, 211862), (818, 148666), (1036, 117383), (1148, 105931), (1517, 80164), (1636, 74333), (1813, 67076), (2009, 60532), (2863, 42476), (3034, 40082), (3626, 33538), (4018, 30266), (5726, 21238), (6068, 20041), (7252, 16769), (8036, 15133), (10619, 11452)]