156948288596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{157}}^1\times {\mathrm{4507}}^1$

素因数の和:4821

約数の個数: 72

約数和(自身を含む): 305911689888

約数和(自身を除く): 148963401292

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 157, 284, 314, 628, 781, 1562, 1727, 3124, 3454, 4507, 5041, 6908, 9014, 10082, 11147, 18028, 20164, 22294, 44588, 49577, 55451, 99154, 110902, 122617, 198308, 221804, 245234, 319997, 490468, 639994, 707599, 791437, 1279988, 1415198, 1582874, 2830396, 3165748, 3519967, 7039934, 7783589, 8705807, 14079868, 15567178, 17411614, 22719787, 31134356, 34823228, 45439574, 50239529, 90879148, 100479058, 200958116, 249917657, 499835314, 552634819, 999670628, 1105269638, 2210539276, 3567006559, 7134013118, 14268026236, 39237072149, 78474144298, 156948288596]

約数ペア:

[(1, 156948288596), (2, 78474144298), (4, 39237072149), (11, 14268026236), (22, 7134013118), (44, 3567006559), (71, 2210539276), (142, 1105269638), (157, 999670628), (284, 552634819), (314, 499835314), (628, 249917657), (781, 200958116), (1562, 100479058), (1727, 90879148), (3124, 50239529), (3454, 45439574), (4507, 34823228), (5041, 31134356), (6908, 22719787), (9014, 17411614), (10082, 15567178), (11147, 14079868), (18028, 8705807), (20164, 7783589), (22294, 7039934), (44588, 3519967), (49577, 3165748), (55451, 2830396), (99154, 1582874), (110902, 1415198), (122617, 1279988), (198308, 791437), (221804, 707599), (245234, 639994), (319997, 490468)]