7872156

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 22211280

約数和(自身を除く): 14339124

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 677, 684, 969, 1292, 1354, 1938, 2031, 2708, 2907, 3876, 4062, 5814, 6093, 8124, 11509, 11628, 12186, 12863, 23018, 24372, 25726, 34527, 38589, 46036, 51452, 69054, 77178, 103581, 115767, 138108, 154356, 207162, 218671, 231534, 414324, 437342, 463068, 656013, 874684, 1312026, 1968039, 2624052, 3936078, 7872156]

約数ペア:

[(1, 7872156), (2, 3936078), (3, 2624052), (4, 1968039), (6, 1312026), (9, 874684), (12, 656013), (17, 463068), (18, 437342), (19, 414324), (34, 231534), (36, 218671), (38, 207162), (51, 154356), (57, 138108), (68, 115767), (76, 103581), (102, 77178), (114, 69054), (153, 51452), (171, 46036), (204, 38589), (228, 34527), (306, 25726), (323, 24372), (342, 23018), (612, 12863), (646, 12186), (677, 11628), (684, 11509), (969, 8124), (1292, 6093), (1354, 5814), (1938, 4062), (2031, 3876), (2708, 2907)]