140284256

素因数分解:

$2^5\times 7^3\times {\mathrm{12781}}^1$

素因数の和:12812

約数の個数: 48

約数和(自身を含む): 322106400

約数和(自身を除く): 181822144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 5488, 10976, 12781, 25562, 51124, 89467, 102248, 178934, 204496, 357868, 408992, 626269, 715736, 1252538, 1431472, 2505076, 2862944, 4383883, 5010152, 8767766, 10020304, 17535532, 20040608, 35071064, 70142128, 140284256]

約数ペア:

[(1, 140284256), (2, 70142128), (4, 35071064), (7, 20040608), (8, 17535532), (14, 10020304), (16, 8767766), (28, 5010152), (32, 4383883), (49, 2862944), (56, 2505076), (98, 1431472), (112, 1252538), (196, 715736), (224, 626269), (343, 408992), (392, 357868), (686, 204496), (784, 178934), (1372, 102248), (1568, 89467), (2744, 51124), (5488, 25562), (10976, 12781)]