668554416

素因数分解:

$2^4\times 3^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:543

約数の個数: 120

約数和(自身を含む): 1906544640

約数和(自身を除く): 1237990224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 127, 139, 144, 254, 263, 278, 381, 417, 508, 526, 556, 762, 789, 834, 1016, 1052, 1112, 1143, 1251, 1524, 1578, 1668, 2032, 2104, 2224, 2286, 2367, 2502, 3048, 3156, 3336, 4208, 4572, 4734, 5004, 6096, 6312, 6672, 9144, 9468, 10008, 12624, 17653, 18288, 18936, 20016, 33401, 35306, 36557, 37872, 52959, 66802, 70612, 73114, 100203, 105918, 109671, 133604, 141224, 146228, 158877, 200406, 211836, 219342, 267208, 282448, 292456, 300609, 317754, 329013, 400812, 423672, 438684, 534416, 584912, 601218, 635508, 658026, 801624, 847344, 877368, 1202436, 1271016, 1316052, 1603248, 1754736, 2404872, 2542032, 2632104, 4642739, 4809744, 5264208, 9285478, 13928217, 18570956, 27856434, 37141912, 41784651, 55712868, 74283824, 83569302, 111425736, 167138604, 222851472, 334277208, 668554416]

約数ペア:

[(1, 668554416), (2, 334277208), (3, 222851472), (4, 167138604), (6, 111425736), (8, 83569302), (9, 74283824), (12, 55712868), (16, 41784651), (18, 37141912), (24, 27856434), (36, 18570956), (48, 13928217), (72, 9285478), (127, 5264208), (139, 4809744), (144, 4642739), (254, 2632104), (263, 2542032), (278, 2404872), (381, 1754736), (417, 1603248), (508, 1316052), (526, 1271016), (556, 1202436), (762, 877368), (789, 847344), (834, 801624), (1016, 658026), (1052, 635508), (1112, 601218), (1143, 584912), (1251, 534416), (1524, 438684), (1578, 423672), (1668, 400812), (2032, 329013), (2104, 317754), (2224, 300609), (2286, 292456), (2367, 282448), (2502, 267208), (3048, 219342), (3156, 211836), (3336, 200406), (4208, 158877), (4572, 146228), (4734, 141224), (5004, 133604), (6096, 109671), (6312, 105918), (6672, 100203), (9144, 73114), (9468, 70612), (10008, 66802), (12624, 52959), (17653, 37872), (18288, 36557), (18936, 35306), (20016, 33401)]