122138860

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 261122400

約数和(自身を除く): 138983540

約数列:

[1, 2, 4, 5, 10, 20, 109, 179, 218, 313, 358, 436, 545, 626, 716, 895, 1090, 1252, 1565, 1790, 2180, 3130, 3580, 6260, 19511, 34117, 39022, 56027, 68234, 78044, 97555, 112054, 136468, 170585, 195110, 224108, 280135, 341170, 390220, 560270, 682340, 1120540, 6106943, 12213886, 24427772, 30534715, 61069430, 122138860]

約数ペア:

[(1, 122138860), (2, 61069430), (4, 30534715), (5, 24427772), (10, 12213886), (20, 6106943), (109, 1120540), (179, 682340), (218, 560270), (313, 390220), (358, 341170), (436, 280135), (545, 224108), (626, 195110), (716, 170585), (895, 136468), (1090, 112054), (1252, 97555), (1565, 78044), (1790, 68234), (2180, 56027), (3130, 39022), (3580, 34117), (6260, 19511)]