157033660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{4139}}^1$

素因数の和:4426

約数の個数: 48

約数和(自身を含む): 378362880

約数和(自身を除く): 221329220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1897, 2710, 3794, 4139, 5420, 7588, 8278, 9485, 16556, 18970, 20695, 28973, 37940, 41390, 57946, 82780, 115892, 144865, 289730, 579460, 1121669, 2243338, 4486676, 5608345, 7851683, 11216690, 15703366, 22433380, 31406732, 39258415, 78516830, 157033660]

約数ペア:

[(1, 157033660), (2, 78516830), (4, 39258415), (5, 31406732), (7, 22433380), (10, 15703366), (14, 11216690), (20, 7851683), (28, 5608345), (35, 4486676), (70, 2243338), (140, 1121669), (271, 579460), (542, 289730), (1084, 144865), (1355, 115892), (1897, 82780), (2710, 57946), (3794, 41390), (4139, 37940), (5420, 28973), (7588, 20695), (8278, 18970), (9485, 16556)]