67218256

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 154275840

約数和(自身を除く): 87057584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 79, 107, 112, 142, 158, 214, 284, 316, 428, 497, 553, 568, 632, 749, 856, 994, 1106, 1136, 1264, 1498, 1712, 1988, 2212, 2996, 3976, 4424, 5609, 5992, 7597, 7952, 8453, 8848, 11218, 11984, 15194, 16906, 22436, 30388, 33812, 39263, 44872, 53179, 59171, 60776, 67624, 78526, 89744, 106358, 118342, 121552, 135248, 157052, 212716, 236684, 314104, 425432, 473368, 600163, 628208, 850864, 946736, 1200326, 2400652, 4201141, 4801304, 8402282, 9602608, 16804564, 33609128, 67218256]

約数ペア:

[(1, 67218256), (2, 33609128), (4, 16804564), (7, 9602608), (8, 8402282), (14, 4801304), (16, 4201141), (28, 2400652), (56, 1200326), (71, 946736), (79, 850864), (107, 628208), (112, 600163), (142, 473368), (158, 425432), (214, 314104), (284, 236684), (316, 212716), (428, 157052), (497, 135248), (553, 121552), (568, 118342), (632, 106358), (749, 89744), (856, 78526), (994, 67624), (1106, 60776), (1136, 59171), (1264, 53179), (1498, 44872), (1712, 39263), (1988, 33812), (2212, 30388), (2996, 22436), (3976, 16906), (4424, 15194), (5609, 11984), (5992, 11218), (7597, 8848), (7952, 8453)]