220048688

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:765

約数の個数: 40

約数和(自身を含む): 432003600

約数和(自身を除く): 211954912

約数列:

[1, 2, 4, 8, 16, 157, 251, 314, 349, 502, 628, 698, 1004, 1256, 1396, 2008, 2512, 2792, 4016, 5584, 39407, 54793, 78814, 87599, 109586, 157628, 175198, 219172, 315256, 350396, 438344, 630512, 700792, 876688, 1401584, 13753043, 27506086, 55012172, 110024344, 220048688]

約数ペア:

[(1, 220048688), (2, 110024344), (4, 55012172), (8, 27506086), (16, 13753043), (157, 1401584), (251, 876688), (314, 700792), (349, 630512), (502, 438344), (628, 350396), (698, 315256), (1004, 219172), (1256, 175198), (1396, 157628), (2008, 109586), (2512, 87599), (2792, 78814), (4016, 54793), (5584, 39407)]