128728096

素因数分解:

$2^5\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1549}}^1$

素因数の和:1626

約数の個数: 72

約数和(自身を含む): 300566700

約数和(自身を除く): 171838604

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 98, 106, 112, 196, 212, 224, 371, 392, 424, 742, 784, 848, 1484, 1549, 1568, 1696, 2597, 2968, 3098, 5194, 5936, 6196, 10388, 10843, 11872, 12392, 20776, 21686, 24784, 41552, 43372, 49568, 75901, 82097, 83104, 86744, 151802, 164194, 173488, 303604, 328388, 346976, 574679, 607208, 656776, 1149358, 1214416, 1313552, 2298716, 2428832, 2627104, 4022753, 4597432, 8045506, 9194864, 16091012, 18389728, 32182024, 64364048, 128728096]

約数ペア:

[(1, 128728096), (2, 64364048), (4, 32182024), (7, 18389728), (8, 16091012), (14, 9194864), (16, 8045506), (28, 4597432), (32, 4022753), (49, 2627104), (53, 2428832), (56, 2298716), (98, 1313552), (106, 1214416), (112, 1149358), (196, 656776), (212, 607208), (224, 574679), (371, 346976), (392, 328388), (424, 303604), (742, 173488), (784, 164194), (848, 151802), (1484, 86744), (1549, 83104), (1568, 82097), (1696, 75901), (2597, 49568), (2968, 43372), (3098, 41552), (5194, 24784), (5936, 21686), (6196, 20776), (10388, 12392), (10843, 11872)]