311528032

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2171

約数の個数: 48

約数和(自身を含む): 632765952

約数和(自身を除く): 321237920

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 103, 188, 206, 376, 412, 752, 824, 1504, 1648, 2011, 3296, 4022, 4841, 8044, 9682, 16088, 19364, 32176, 38728, 64352, 77456, 94517, 154912, 189034, 207133, 378068, 414266, 756136, 828532, 1512272, 1657064, 3024544, 3314128, 6628256, 9735251, 19470502, 38941004, 77882008, 155764016, 311528032]

約数ペア:

[(1, 311528032), (2, 155764016), (4, 77882008), (8, 38941004), (16, 19470502), (32, 9735251), (47, 6628256), (94, 3314128), (103, 3024544), (188, 1657064), (206, 1512272), (376, 828532), (412, 756136), (752, 414266), (824, 378068), (1504, 207133), (1648, 189034), (2011, 154912), (3296, 94517), (4022, 77456), (4841, 64352), (8044, 38728), (9682, 32176), (16088, 19364)]