30856904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 68221440

約数和(自身を除く): 37364536

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 563, 806, 884, 1054, 1126, 1612, 1768, 2108, 2252, 3224, 4216, 4504, 6851, 7319, 9571, 13702, 14638, 17453, 19142, 27404, 29276, 34906, 38284, 54808, 58552, 69812, 76568, 124423, 139624, 226889, 248846, 296701, 453778, 497692, 593402, 907556, 995384, 1186804, 1815112, 2373608, 3857113, 7714226, 15428452, 30856904]

約数ペア:

[(1, 30856904), (2, 15428452), (4, 7714226), (8, 3857113), (13, 2373608), (17, 1815112), (26, 1186804), (31, 995384), (34, 907556), (52, 593402), (62, 497692), (68, 453778), (104, 296701), (124, 248846), (136, 226889), (221, 139624), (248, 124423), (403, 76568), (442, 69812), (527, 58552), (563, 54808), (806, 38284), (884, 34906), (1054, 29276), (1126, 27404), (1612, 19142), (1768, 17453), (2108, 14638), (2252, 13702), (3224, 9571), (4216, 7319), (4504, 6851)]