68649516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3121}}^1$

素因数の和:3191

約数の個数: 72

約数和(自身を含む): 190916544

約数和(自身を除く): 122267028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1692, 1833, 2444, 3121, 3666, 5499, 6242, 7332, 9363, 10998, 12484, 18726, 21996, 28089, 37452, 40573, 56178, 81146, 112356, 121719, 146687, 162292, 243438, 293374, 365157, 440061, 486876, 586748, 730314, 880122, 1320183, 1460628, 1760244, 1906931, 2640366, 3813862, 5280732, 5720793, 7627724, 11441586, 17162379, 22883172, 34324758, 68649516]

約数ペア:

[(1, 68649516), (2, 34324758), (3, 22883172), (4, 17162379), (6, 11441586), (9, 7627724), (12, 5720793), (13, 5280732), (18, 3813862), (26, 2640366), (36, 1906931), (39, 1760244), (47, 1460628), (52, 1320183), (78, 880122), (94, 730314), (117, 586748), (141, 486876), (156, 440061), (188, 365157), (234, 293374), (282, 243438), (423, 162292), (468, 146687), (564, 121719), (611, 112356), (846, 81146), (1222, 56178), (1692, 40573), (1833, 37452), (2444, 28089), (3121, 21996), (3666, 18726), (5499, 12484), (6242, 10998), (7332, 9363)]