205709196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 620388608

約数和(自身を除く): 414679412

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 66, 74, 77, 84, 111, 121, 132, 148, 154, 222, 231, 242, 259, 308, 363, 407, 444, 462, 484, 518, 547, 726, 777, 814, 847, 924, 1036, 1094, 1221, 1452, 1554, 1628, 1641, 1694, 2188, 2442, 2541, 2849, 3108, 3282, 3388, 3829, 4477, 4884, 5082, 5698, 6017, 6564, 7658, 8547, 8954, 10164, 11396, 11487, 12034, 13431, 15316, 17094, 17908, 18051, 20239, 22974, 24068, 26862, 31339, 34188, 36102, 40478, 42119, 45948, 53724, 60717, 62678, 66187, 72204, 80956, 84238, 94017, 121434, 125356, 126357, 132374, 141673, 168476, 188034, 198561, 222629, 242868, 252714, 264748, 283346, 376068, 397122, 425019, 445258, 463309, 505428, 566692, 667887, 794244, 850038, 890516, 926618, 1335774, 1389927, 1558403, 1700076, 1853236, 2448919, 2671548, 2779854, 3116806, 4675209, 4897838, 5559708, 6233612, 7346757, 9350418, 9795676, 14693514, 17142433, 18700836, 29387028, 34284866, 51427299, 68569732, 102854598, 205709196]

約数ペア:

[(1, 205709196), (2, 102854598), (3, 68569732), (4, 51427299), (6, 34284866), (7, 29387028), (11, 18700836), (12, 17142433), (14, 14693514), (21, 9795676), (22, 9350418), (28, 7346757), (33, 6233612), (37, 5559708), (42, 4897838), (44, 4675209), (66, 3116806), (74, 2779854), (77, 2671548), (84, 2448919), (111, 1853236), (121, 1700076), (132, 1558403), (148, 1389927), (154, 1335774), (222, 926618), (231, 890516), (242, 850038), (259, 794244), (308, 667887), (363, 566692), (407, 505428), (444, 463309), (462, 445258), (484, 425019), (518, 397122), (547, 376068), (726, 283346), (777, 264748), (814, 252714), (847, 242868), (924, 222629), (1036, 198561), (1094, 188034), (1221, 168476), (1452, 141673), (1554, 132374), (1628, 126357), (1641, 125356), (1694, 121434), (2188, 94017), (2442, 84238), (2541, 80956), (2849, 72204), (3108, 66187), (3282, 62678), (3388, 60717), (3829, 53724), (4477, 45948), (4884, 42119), (5082, 40478), (5698, 36102), (6017, 34188), (6564, 31339), (7658, 26862), (8547, 24068), (8954, 22974), (10164, 20239), (11396, 18051), (11487, 17908), (12034, 17094), (13431, 15316)]