261820468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1529

約数の個数: 96

約数和(自身を含む): 618105600

約数和(自身を除く): 356285132

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 29, 34, 52, 58, 68, 91, 116, 119, 182, 203, 221, 238, 364, 377, 406, 442, 476, 493, 754, 812, 884, 986, 1459, 1508, 1547, 1972, 2639, 2918, 3094, 3451, 5278, 5836, 6188, 6409, 6902, 10213, 10556, 12818, 13804, 18967, 20426, 24803, 25636, 37934, 40852, 42311, 44863, 49606, 75868, 84622, 89726, 99212, 132769, 169244, 173621, 179452, 265538, 296177, 322439, 347242, 531076, 550043, 592354, 644878, 694484, 719287, 1100086, 1184708, 1289756, 1438574, 2200172, 2257073, 2877148, 3850301, 4514146, 5035009, 7700602, 9028292, 9350731, 10070018, 15401204, 18701462, 20140036, 37402924, 65455117, 130910234, 261820468]

約数ペア:

[(1, 261820468), (2, 130910234), (4, 65455117), (7, 37402924), (13, 20140036), (14, 18701462), (17, 15401204), (26, 10070018), (28, 9350731), (29, 9028292), (34, 7700602), (52, 5035009), (58, 4514146), (68, 3850301), (91, 2877148), (116, 2257073), (119, 2200172), (182, 1438574), (203, 1289756), (221, 1184708), (238, 1100086), (364, 719287), (377, 694484), (406, 644878), (442, 592354), (476, 550043), (493, 531076), (754, 347242), (812, 322439), (884, 296177), (986, 265538), (1459, 179452), (1508, 173621), (1547, 169244), (1972, 132769), (2639, 99212), (2918, 89726), (3094, 84622), (3451, 75868), (5278, 49606), (5836, 44863), (6188, 42311), (6409, 40852), (6902, 37934), (10213, 25636), (10556, 24803), (12818, 20426), (13804, 18967)]