15256395

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 36492768

約数和(自身を除く): 21236373

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 37, 45, 49, 51, 55, 63, 77, 85, 99, 105, 111, 119, 147, 153, 165, 185, 187, 231, 245, 255, 259, 315, 333, 357, 385, 407, 441, 495, 539, 555, 561, 595, 629, 693, 735, 765, 777, 833, 935, 1071, 1155, 1221, 1295, 1309, 1617, 1665, 1683, 1785, 1813, 1887, 2035, 2205, 2331, 2499, 2695, 2805, 2849, 3145, 3465, 3663, 3885, 3927, 4165, 4403, 4851, 5355, 5439, 5661, 6105, 6545, 6919, 7497, 8085, 8415, 8547, 9065, 9163, 9435, 11655, 11781, 12495, 13209, 14245, 16317, 18315, 19635, 19943, 20757, 22015, 24255, 25641, 27195, 27489, 28305, 30821, 34595, 37485, 39627, 42735, 45815, 48433, 58905, 59829, 62271, 66045, 81585, 82467, 92463, 99715, 103785, 128205, 137445, 145299, 154105, 179487, 198135, 242165, 277389, 299145, 311355, 339031, 412335, 435897, 462315, 726495, 897435, 1017093, 1386945, 1695155, 2179485, 3051279, 5085465, 15256395]

約数ペア:

[(1, 15256395), (3, 5085465), (5, 3051279), (7, 2179485), (9, 1695155), (11, 1386945), (15, 1017093), (17, 897435), (21, 726495), (33, 462315), (35, 435897), (37, 412335), (45, 339031), (49, 311355), (51, 299145), (55, 277389), (63, 242165), (77, 198135), (85, 179487), (99, 154105), (105, 145299), (111, 137445), (119, 128205), (147, 103785), (153, 99715), (165, 92463), (185, 82467), (187, 81585), (231, 66045), (245, 62271), (255, 59829), (259, 58905), (315, 48433), (333, 45815), (357, 42735), (385, 39627), (407, 37485), (441, 34595), (495, 30821), (539, 28305), (555, 27489), (561, 27195), (595, 25641), (629, 24255), (693, 22015), (735, 20757), (765, 19943), (777, 19635), (833, 18315), (935, 16317), (1071, 14245), (1155, 13209), (1221, 12495), (1295, 11781), (1309, 11655), (1617, 9435), (1665, 9163), (1683, 9065), (1785, 8547), (1813, 8415), (1887, 8085), (2035, 7497), (2205, 6919), (2331, 6545), (2499, 6105), (2695, 5661), (2805, 5439), (2849, 5355), (3145, 4851), (3465, 4403), (3663, 4165), (3885, 3927)]