218608148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 464486400

約数和(自身を除く): 245878252

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 71, 76, 116, 127, 142, 209, 254, 284, 319, 418, 508, 551, 638, 781, 836, 1102, 1276, 1349, 1397, 1562, 2059, 2204, 2413, 2698, 2794, 3124, 3683, 4118, 4826, 5396, 5588, 6061, 7366, 8236, 9017, 9652, 12122, 14732, 14839, 18034, 22649, 24244, 26543, 29678, 36068, 39121, 40513, 45298, 53086, 59356, 69977, 78242, 81026, 90596, 99187, 106172, 139954, 156484, 162052, 171323, 198374, 261493, 279908, 342646, 396748, 430331, 522986, 685292, 769747, 860662, 1045972, 1539494, 1721324, 1884553, 2876423, 3078988, 3769106, 4968367, 5752846, 7538212, 9936734, 11505692, 19873468, 54652037, 109304074, 218608148]

約数ペア:

[(1, 218608148), (2, 109304074), (4, 54652037), (11, 19873468), (19, 11505692), (22, 9936734), (29, 7538212), (38, 5752846), (44, 4968367), (58, 3769106), (71, 3078988), (76, 2876423), (116, 1884553), (127, 1721324), (142, 1539494), (209, 1045972), (254, 860662), (284, 769747), (319, 685292), (418, 522986), (508, 430331), (551, 396748), (638, 342646), (781, 279908), (836, 261493), (1102, 198374), (1276, 171323), (1349, 162052), (1397, 156484), (1562, 139954), (2059, 106172), (2204, 99187), (2413, 90596), (2698, 81026), (2794, 78242), (3124, 69977), (3683, 59356), (4118, 53086), (4826, 45298), (5396, 40513), (5588, 39121), (6061, 36068), (7366, 29678), (8236, 26543), (9017, 24244), (9652, 22649), (12122, 18034), (14732, 14839)]