128450906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 223948800

約数和(自身を除く): 95497894

約数列:

[1, 2, 19, 23, 38, 46, 47, 53, 59, 94, 106, 118, 437, 874, 893, 1007, 1081, 1121, 1219, 1357, 1786, 2014, 2162, 2242, 2438, 2491, 2714, 2773, 3127, 4982, 5546, 6254, 20539, 23161, 25783, 41078, 46322, 47329, 51566, 52687, 57293, 59413, 63779, 71921, 94658, 105374, 114586, 118826, 127558, 143842, 146969, 293938, 1088567, 1211801, 1366499, 2177134, 2423602, 2732998, 2792411, 3380287, 5584822, 6760574, 64225453, 128450906]

約数ペア:

[(1, 128450906), (2, 64225453), (19, 6760574), (23, 5584822), (38, 3380287), (46, 2792411), (47, 2732998), (53, 2423602), (59, 2177134), (94, 1366499), (106, 1211801), (118, 1088567), (437, 293938), (874, 146969), (893, 143842), (1007, 127558), (1081, 118826), (1121, 114586), (1219, 105374), (1357, 94658), (1786, 71921), (2014, 63779), (2162, 59413), (2242, 57293), (2438, 52687), (2491, 51566), (2714, 47329), (2773, 46322), (3127, 41078), (4982, 25783), (5546, 23161), (6254, 20539)]