28808370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1040

約数の個数: 96

約数和(自身を含む): 83566080

約数和(自身を除く): 54757710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 34, 38, 45, 51, 57, 85, 90, 95, 102, 114, 153, 170, 171, 190, 255, 285, 306, 323, 342, 510, 570, 646, 765, 855, 969, 991, 1530, 1615, 1710, 1938, 1982, 2907, 2973, 3230, 4845, 4955, 5814, 5946, 8919, 9690, 9910, 14535, 14865, 16847, 17838, 18829, 29070, 29730, 33694, 37658, 44595, 50541, 56487, 84235, 89190, 94145, 101082, 112974, 151623, 168470, 169461, 188290, 252705, 282435, 303246, 320093, 338922, 505410, 564870, 640186, 758115, 847305, 960279, 1516230, 1600465, 1694610, 1920558, 2880837, 3200930, 4801395, 5761674, 9602790, 14404185, 28808370]

約数ペア:

[(1, 28808370), (2, 14404185), (3, 9602790), (5, 5761674), (6, 4801395), (9, 3200930), (10, 2880837), (15, 1920558), (17, 1694610), (18, 1600465), (19, 1516230), (30, 960279), (34, 847305), (38, 758115), (45, 640186), (51, 564870), (57, 505410), (85, 338922), (90, 320093), (95, 303246), (102, 282435), (114, 252705), (153, 188290), (170, 169461), (171, 168470), (190, 151623), (255, 112974), (285, 101082), (306, 94145), (323, 89190), (342, 84235), (510, 56487), (570, 50541), (646, 44595), (765, 37658), (855, 33694), (969, 29730), (991, 29070), (1530, 18829), (1615, 17838), (1710, 16847), (1938, 14865), (1982, 14535), (2907, 9910), (2973, 9690), (3230, 8919), (4845, 5946), (4955, 5814)]