127915648

素因数分解:

$2^7\times 7^1\times {\mathrm{367}}^1\times {\mathrm{389}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 292780800

約数和(自身を除く): 164865152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 367, 389, 448, 734, 778, 896, 1468, 1556, 2569, 2723, 2936, 3112, 5138, 5446, 5872, 6224, 10276, 10892, 11744, 12448, 20552, 21784, 23488, 24896, 41104, 43568, 46976, 49792, 82208, 87136, 142763, 164416, 174272, 285526, 328832, 348544, 571052, 999341, 1142104, 1998682, 2284208, 3997364, 4568416, 7994728, 9136832, 15989456, 18273664, 31978912, 63957824, 127915648]

約数ペア:

[(1, 127915648), (2, 63957824), (4, 31978912), (7, 18273664), (8, 15989456), (14, 9136832), (16, 7994728), (28, 4568416), (32, 3997364), (56, 2284208), (64, 1998682), (112, 1142104), (128, 999341), (224, 571052), (367, 348544), (389, 328832), (448, 285526), (734, 174272), (778, 164416), (896, 142763), (1468, 87136), (1556, 82208), (2569, 49792), (2723, 46976), (2936, 43568), (3112, 41104), (5138, 24896), (5446, 23488), (5872, 21784), (6224, 20552), (10276, 12448), (10892, 11744)]