131341280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{117269}}^1$

素因数の和:117291

約数の個数: 48

約数和(自身を含む): 354624480

約数和(自身を除く): 223283200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 117269, 234538, 469076, 586345, 820883, 938152, 1172690, 1641766, 1876304, 2345380, 3283532, 3752608, 4104415, 4690760, 6567064, 8208830, 9381520, 13134128, 16417660, 18763040, 26268256, 32835320, 65670640, 131341280]

約数ペア:

[(1, 131341280), (2, 65670640), (4, 32835320), (5, 26268256), (7, 18763040), (8, 16417660), (10, 13134128), (14, 9381520), (16, 8208830), (20, 6567064), (28, 4690760), (32, 4104415), (35, 3752608), (40, 3283532), (56, 2345380), (70, 1876304), (80, 1641766), (112, 1172690), (140, 938152), (160, 820883), (224, 586345), (280, 469076), (560, 234538), (1120, 117269)]