180435438

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 120

約数和(自身を含む): 446969160

約数和(自身を除く): 266533722

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 61, 62, 81, 93, 114, 122, 162, 171, 183, 186, 279, 342, 366, 513, 549, 558, 589, 837, 961, 1026, 1098, 1159, 1178, 1539, 1647, 1674, 1767, 1891, 1922, 2318, 2511, 2883, 3078, 3294, 3477, 3534, 3782, 4941, 5022, 5301, 5673, 5766, 6954, 8649, 9882, 10431, 10602, 11346, 15903, 17019, 17298, 18259, 20862, 25947, 31293, 31806, 34038, 35929, 36518, 47709, 51057, 51894, 54777, 58621, 62586, 71858, 77841, 93879, 95418, 102114, 107787, 109554, 117242, 153171, 155682, 164331, 175863, 187758, 215574, 306342, 323361, 328662, 351726, 492993, 527589, 646722, 970083, 985986, 1055178, 1113799, 1478979, 1582767, 1940166, 2227598, 2910249, 2957958, 3165534, 3341397, 4748301, 5820498, 6682794, 9496602, 10024191, 20048382, 30072573, 60145146, 90217719, 180435438]

約数ペア:

[(1, 180435438), (2, 90217719), (3, 60145146), (6, 30072573), (9, 20048382), (18, 10024191), (19, 9496602), (27, 6682794), (31, 5820498), (38, 4748301), (54, 3341397), (57, 3165534), (61, 2957958), (62, 2910249), (81, 2227598), (93, 1940166), (114, 1582767), (122, 1478979), (162, 1113799), (171, 1055178), (183, 985986), (186, 970083), (279, 646722), (342, 527589), (366, 492993), (513, 351726), (549, 328662), (558, 323361), (589, 306342), (837, 215574), (961, 187758), (1026, 175863), (1098, 164331), (1159, 155682), (1178, 153171), (1539, 117242), (1647, 109554), (1674, 107787), (1767, 102114), (1891, 95418), (1922, 93879), (2318, 77841), (2511, 71858), (2883, 62586), (3078, 58621), (3294, 54777), (3477, 51894), (3534, 51057), (3782, 47709), (4941, 36518), (5022, 35929), (5301, 34038), (5673, 31806), (5766, 31293), (6954, 25947), (8649, 20862), (9882, 18259), (10431, 17298), (10602, 17019), (11346, 15903)]