220620736

素因数分解:

$2^6\times 7^2\times {\mathrm{70351}}^1$

素因数の和:70377

約数の個数: 42

約数和(自身を含む): 509278128

約数和(自身を除く): 288657392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 70351, 140702, 281404, 492457, 562808, 984914, 1125616, 1969828, 2251232, 3447199, 3939656, 4502464, 6894398, 7879312, 13788796, 15758624, 27577592, 31517248, 55155184, 110310368, 220620736]

約数ペア:

[(1, 220620736), (2, 110310368), (4, 55155184), (7, 31517248), (8, 27577592), (14, 15758624), (16, 13788796), (28, 7879312), (32, 6894398), (49, 4502464), (56, 3939656), (64, 3447199), (98, 2251232), (112, 1969828), (196, 1125616), (224, 984914), (392, 562808), (448, 492457), (784, 281404), (1568, 140702), (3136, 70351)]