215385784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 447703200

約数和(自身を除く): 232317416

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 97, 116, 136, 194, 232, 388, 493, 563, 776, 986, 1126, 1649, 1972, 2252, 2813, 3298, 3944, 4504, 5626, 6596, 9571, 11252, 13192, 16327, 19142, 22504, 32654, 38284, 47821, 54611, 65308, 76568, 95642, 109222, 130616, 191284, 218444, 277559, 382568, 436888, 555118, 928387, 1110236, 1583719, 1856774, 2220472, 3167438, 3713548, 6334876, 7427096, 12669752, 26923223, 53846446, 107692892, 215385784]

約数ペア:

[(1, 215385784), (2, 107692892), (4, 53846446), (8, 26923223), (17, 12669752), (29, 7427096), (34, 6334876), (58, 3713548), (68, 3167438), (97, 2220472), (116, 1856774), (136, 1583719), (194, 1110236), (232, 928387), (388, 555118), (493, 436888), (563, 382568), (776, 277559), (986, 218444), (1126, 191284), (1649, 130616), (1972, 109222), (2252, 95642), (2813, 76568), (3298, 65308), (3944, 54611), (4504, 47821), (5626, 38284), (6596, 32654), (9571, 22504), (11252, 19142), (13192, 16327)]