129830240

素因数分解:

$2^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2141}}^1$

素因数の和:2535

約数の個数: 48

約数和(自身を含む): 307676880

約数和(自身を除く): 177846640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 379, 758, 1516, 1895, 2141, 3032, 3790, 4282, 6064, 7580, 8564, 10705, 12128, 15160, 17128, 21410, 30320, 34256, 42820, 60640, 68512, 85640, 171280, 342560, 811439, 1622878, 3245756, 4057195, 6491512, 8114390, 12983024, 16228780, 25966048, 32457560, 64915120, 129830240]

約数ペア:

[(1, 129830240), (2, 64915120), (4, 32457560), (5, 25966048), (8, 16228780), (10, 12983024), (16, 8114390), (20, 6491512), (32, 4057195), (40, 3245756), (80, 1622878), (160, 811439), (379, 342560), (758, 171280), (1516, 85640), (1895, 68512), (2141, 60640), (3032, 42820), (3790, 34256), (4282, 30320), (6064, 21410), (7580, 17128), (8564, 15160), (10705, 12128)]