268681504

素因数分解:

$2^5\times 7^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:320

約数の個数: 120

約数和(自身を含む): 667030140

約数和(自身を除く): 398348636

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 269, 343, 364, 392, 416, 538, 637, 686, 728, 784, 1076, 1274, 1372, 1456, 1568, 1883, 2152, 2401, 2548, 2744, 2912, 3497, 3766, 4304, 4459, 4802, 5096, 5488, 6994, 7532, 8608, 8918, 9604, 10192, 10976, 13181, 13988, 15064, 17836, 19208, 20384, 24479, 26362, 27976, 30128, 31213, 35672, 38416, 48958, 52724, 55952, 60256, 62426, 71344, 76832, 92267, 97916, 105448, 111904, 124852, 142688, 171353, 184534, 195832, 210896, 249704, 342706, 369068, 391664, 421792, 499408, 645869, 685412, 738136, 783328, 998816, 1199471, 1291738, 1370824, 1476272, 2398942, 2583476, 2741648, 2952544, 4797884, 5166952, 5483296, 8396297, 9595768, 10333904, 16792594, 19191536, 20667808, 33585188, 38383072, 67170376, 134340752, 268681504]

約数ペア:

[(1, 268681504), (2, 134340752), (4, 67170376), (7, 38383072), (8, 33585188), (13, 20667808), (14, 19191536), (16, 16792594), (26, 10333904), (28, 9595768), (32, 8396297), (49, 5483296), (52, 5166952), (56, 4797884), (91, 2952544), (98, 2741648), (104, 2583476), (112, 2398942), (182, 1476272), (196, 1370824), (208, 1291738), (224, 1199471), (269, 998816), (343, 783328), (364, 738136), (392, 685412), (416, 645869), (538, 499408), (637, 421792), (686, 391664), (728, 369068), (784, 342706), (1076, 249704), (1274, 210896), (1372, 195832), (1456, 184534), (1568, 171353), (1883, 142688), (2152, 124852), (2401, 111904), (2548, 105448), (2744, 97916), (2912, 92267), (3497, 76832), (3766, 71344), (4304, 62426), (4459, 60256), (4802, 55952), (5096, 52724), (5488, 48958), (6994, 38416), (7532, 35672), (8608, 31213), (8918, 30128), (9604, 27976), (10192, 26362), (10976, 24479), (13181, 20384), (13988, 19208), (15064, 17836)]