211958604

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 216

約数和(自身を含む): 670990320

約数和(自身を除く): 459031716

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 33, 36, 38, 39, 44, 52, 57, 66, 76, 78, 99, 114, 117, 121, 132, 143, 156, 171, 197, 198, 209, 228, 234, 242, 247, 286, 342, 363, 394, 396, 418, 429, 468, 484, 494, 572, 591, 627, 684, 726, 741, 788, 836, 858, 988, 1089, 1182, 1254, 1287, 1452, 1482, 1573, 1716, 1773, 1881, 2167, 2178, 2223, 2299, 2364, 2508, 2561, 2574, 2717, 2964, 3146, 3546, 3743, 3762, 4334, 4356, 4446, 4598, 4719, 5122, 5148, 5434, 6292, 6501, 6897, 7092, 7486, 7524, 7683, 8151, 8668, 8892, 9196, 9438, 10244, 10868, 11229, 13002, 13794, 14157, 14972, 15366, 16302, 18876, 19503, 20691, 22458, 23049, 23837, 24453, 26004, 27588, 28171, 28314, 29887, 30732, 32604, 33687, 39006, 41173, 41382, 44916, 46098, 47674, 48659, 48906, 56342, 56628, 59774, 67374, 71511, 78012, 82346, 82764, 84513, 89661, 92196, 95348, 97318, 97812, 112684, 119548, 123519, 134748, 143022, 145977, 164692, 169026, 179322, 194636, 214533, 247038, 253539, 268983, 286044, 291954, 309881, 338052, 358644, 370557, 429066, 437931, 452903, 494076, 507078, 535249, 537966, 583908, 619762, 741114, 858132, 875862, 905806, 929643, 1014156, 1070498, 1075932, 1239524, 1358709, 1482228, 1605747, 1751724, 1811612, 1859286, 2140996, 2717418, 2788929, 3211494, 3718572, 4076127, 4817241, 5434836, 5577858, 5887739, 6422988, 8152254, 9634482, 11155716, 11775478, 16304508, 17663217, 19268964, 23550956, 35326434, 52989651, 70652868, 105979302, 211958604]

約数ペア:

[(1, 211958604), (2, 105979302), (3, 70652868), (4, 52989651), (6, 35326434), (9, 23550956), (11, 19268964), (12, 17663217), (13, 16304508), (18, 11775478), (19, 11155716), (22, 9634482), (26, 8152254), (33, 6422988), (36, 5887739), (38, 5577858), (39, 5434836), (44, 4817241), (52, 4076127), (57, 3718572), (66, 3211494), (76, 2788929), (78, 2717418), (99, 2140996), (114, 1859286), (117, 1811612), (121, 1751724), (132, 1605747), (143, 1482228), (156, 1358709), (171, 1239524), (197, 1075932), (198, 1070498), (209, 1014156), (228, 929643), (234, 905806), (242, 875862), (247, 858132), (286, 741114), (342, 619762), (363, 583908), (394, 537966), (396, 535249), (418, 507078), (429, 494076), (468, 452903), (484, 437931), (494, 429066), (572, 370557), (591, 358644), (627, 338052), (684, 309881), (726, 291954), (741, 286044), (788, 268983), (836, 253539), (858, 247038), (988, 214533), (1089, 194636), (1182, 179322), (1254, 169026), (1287, 164692), (1452, 145977), (1482, 143022), (1573, 134748), (1716, 123519), (1773, 119548), (1881, 112684), (2167, 97812), (2178, 97318), (2223, 95348), (2299, 92196), (2364, 89661), (2508, 84513), (2561, 82764), (2574, 82346), (2717, 78012), (2964, 71511), (3146, 67374), (3546, 59774), (3743, 56628), (3762, 56342), (4334, 48906), (4356, 48659), (4446, 47674), (4598, 46098), (4719, 44916), (5122, 41382), (5148, 41173), (5434, 39006), (6292, 33687), (6501, 32604), (6897, 30732), (7092, 29887), (7486, 28314), (7524, 28171), (7683, 27588), (8151, 26004), (8668, 24453), (8892, 23837), (9196, 23049), (9438, 22458), (10244, 20691), (10868, 19503), (11229, 18876), (13002, 16302), (13794, 15366), (14157, 14972)]