16185420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 51795744

約数和(自身を除く): 35610324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 97, 103, 108, 135, 162, 180, 194, 206, 270, 291, 309, 324, 388, 405, 412, 485, 515, 540, 582, 618, 810, 873, 927, 970, 1030, 1164, 1236, 1455, 1545, 1620, 1746, 1854, 1940, 2060, 2619, 2781, 2910, 3090, 3492, 3708, 4365, 4635, 5238, 5562, 5820, 6180, 7857, 8343, 8730, 9270, 9991, 10476, 11124, 13095, 13905, 15714, 16686, 17460, 18540, 19982, 26190, 27810, 29973, 31428, 33372, 39285, 39964, 41715, 49955, 52380, 55620, 59946, 78570, 83430, 89919, 99910, 119892, 149865, 157140, 166860, 179838, 199820, 269757, 299730, 359676, 449595, 539514, 599460, 809271, 899190, 1079028, 1348785, 1618542, 1798380, 2697570, 3237084, 4046355, 5395140, 8092710, 16185420]

約数ペア:

[(1, 16185420), (2, 8092710), (3, 5395140), (4, 4046355), (5, 3237084), (6, 2697570), (9, 1798380), (10, 1618542), (12, 1348785), (15, 1079028), (18, 899190), (20, 809271), (27, 599460), (30, 539514), (36, 449595), (45, 359676), (54, 299730), (60, 269757), (81, 199820), (90, 179838), (97, 166860), (103, 157140), (108, 149865), (135, 119892), (162, 99910), (180, 89919), (194, 83430), (206, 78570), (270, 59946), (291, 55620), (309, 52380), (324, 49955), (388, 41715), (405, 39964), (412, 39285), (485, 33372), (515, 31428), (540, 29973), (582, 27810), (618, 26190), (810, 19982), (873, 18540), (927, 17460), (970, 16686), (1030, 15714), (1164, 13905), (1236, 13095), (1455, 11124), (1545, 10476), (1620, 9991), (1746, 9270), (1854, 8730), (1940, 8343), (2060, 7857), (2619, 6180), (2781, 5820), (2910, 5562), (3090, 5238), (3492, 4635), (3708, 4365)]