280570644

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{21589}}^1$

素因数の和:21637

約数の個数: 54

約数和(自身を含む): 748546890

約数和(自身を除く): 467976246

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1444, 2166, 3249, 4332, 6498, 12996, 21589, 43178, 64767, 86356, 129534, 194301, 259068, 388602, 410191, 777204, 820382, 1230573, 1640764, 2461146, 3691719, 4922292, 7383438, 7793629, 14766876, 15587258, 23380887, 31174516, 46761774, 70142661, 93523548, 140285322, 280570644]

約数ペア:

[(1, 280570644), (2, 140285322), (3, 93523548), (4, 70142661), (6, 46761774), (9, 31174516), (12, 23380887), (18, 15587258), (19, 14766876), (36, 7793629), (38, 7383438), (57, 4922292), (76, 3691719), (114, 2461146), (171, 1640764), (228, 1230573), (342, 820382), (361, 777204), (684, 410191), (722, 388602), (1083, 259068), (1444, 194301), (2166, 129534), (3249, 86356), (4332, 64767), (6498, 43178), (12996, 21589)]