128086524

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{691}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 342567680

約数和(自身を除く): 214481156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 271, 342, 542, 684, 691, 813, 1084, 1382, 1626, 2073, 2439, 2764, 3252, 4146, 4878, 5149, 6219, 8292, 9756, 10298, 12438, 13129, 15447, 20596, 24876, 26258, 30894, 39387, 46341, 52516, 61788, 78774, 92682, 118161, 157548, 185364, 187261, 236322, 374522, 472644, 561783, 749044, 1123566, 1685349, 2247132, 3370698, 3557959, 6741396, 7115918, 10673877, 14231836, 21347754, 32021631, 42695508, 64043262, 128086524]

約数ペア:

[(1, 128086524), (2, 64043262), (3, 42695508), (4, 32021631), (6, 21347754), (9, 14231836), (12, 10673877), (18, 7115918), (19, 6741396), (36, 3557959), (38, 3370698), (57, 2247132), (76, 1685349), (114, 1123566), (171, 749044), (228, 561783), (271, 472644), (342, 374522), (542, 236322), (684, 187261), (691, 185364), (813, 157548), (1084, 118161), (1382, 92682), (1626, 78774), (2073, 61788), (2439, 52516), (2764, 46341), (3252, 39387), (4146, 30894), (4878, 26258), (5149, 24876), (6219, 20596), (8292, 15447), (9756, 13129), (10298, 12438)]