289778310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{991}}^1$

素因数の和:1048

約数の個数: 120

約数和(自身を含む): 823179456

約数和(自身を除く): 533401146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 270, 285, 342, 361, 405, 513, 570, 722, 810, 855, 991, 1026, 1083, 1539, 1710, 1805, 1982, 2166, 2565, 2973, 3078, 3249, 3610, 4955, 5130, 5415, 5946, 6498, 7695, 8919, 9747, 9910, 10830, 14865, 15390, 16245, 17838, 18829, 19494, 26757, 29241, 29730, 32490, 37658, 44595, 48735, 53514, 56487, 58482, 80271, 89190, 94145, 97470, 112974, 133785, 146205, 160542, 169461, 188290, 267570, 282435, 292410, 338922, 357751, 401355, 508383, 564870, 715502, 802710, 847305, 1016766, 1073253, 1525149, 1694610, 1788755, 2146506, 2541915, 3050298, 3219759, 3577510, 5083830, 5366265, 6439518, 7625745, 9659277, 10732530, 15251490, 16098795, 19318554, 28977831, 32197590, 48296385, 57955662, 96592770, 144889155, 289778310]

約数ペア:

[(1, 289778310), (2, 144889155), (3, 96592770), (5, 57955662), (6, 48296385), (9, 32197590), (10, 28977831), (15, 19318554), (18, 16098795), (19, 15251490), (27, 10732530), (30, 9659277), (38, 7625745), (45, 6439518), (54, 5366265), (57, 5083830), (81, 3577510), (90, 3219759), (95, 3050298), (114, 2541915), (135, 2146506), (162, 1788755), (171, 1694610), (190, 1525149), (270, 1073253), (285, 1016766), (342, 847305), (361, 802710), (405, 715502), (513, 564870), (570, 508383), (722, 401355), (810, 357751), (855, 338922), (991, 292410), (1026, 282435), (1083, 267570), (1539, 188290), (1710, 169461), (1805, 160542), (1982, 146205), (2166, 133785), (2565, 112974), (2973, 97470), (3078, 94145), (3249, 89190), (3610, 80271), (4955, 58482), (5130, 56487), (5415, 53514), (5946, 48735), (6498, 44595), (7695, 37658), (8919, 32490), (9747, 29730), (9910, 29241), (10830, 26757), (14865, 19494), (15390, 18829), (16245, 17838)]