81936288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 144

約数和(自身を含む): 269680320

約数和(自身を除く): 187744032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 97, 112, 126, 144, 168, 194, 224, 252, 288, 291, 336, 388, 419, 504, 582, 672, 679, 776, 838, 873, 1008, 1164, 1257, 1358, 1552, 1676, 1746, 2016, 2037, 2328, 2514, 2716, 2933, 3104, 3352, 3492, 3771, 4074, 4656, 5028, 5432, 5866, 6111, 6704, 6984, 7542, 8148, 8799, 9312, 10056, 10864, 11732, 12222, 13408, 13968, 15084, 16296, 17598, 20112, 21728, 23464, 24444, 26397, 27936, 30168, 32592, 35196, 40224, 40643, 46928, 48888, 52794, 60336, 65184, 70392, 81286, 93856, 97776, 105588, 120672, 121929, 140784, 162572, 195552, 211176, 243858, 281568, 284501, 325144, 365787, 422352, 487716, 569002, 650288, 731574, 844704, 853503, 975432, 1138004, 1300576, 1463148, 1707006, 1950864, 2276008, 2560509, 2926296, 3414012, 3901728, 4552016, 5121018, 5852592, 6828024, 9104032, 10242036, 11705184, 13656048, 20484072, 27312096, 40968144, 81936288]

約数ペア:

[(1, 81936288), (2, 40968144), (3, 27312096), (4, 20484072), (6, 13656048), (7, 11705184), (8, 10242036), (9, 9104032), (12, 6828024), (14, 5852592), (16, 5121018), (18, 4552016), (21, 3901728), (24, 3414012), (28, 2926296), (32, 2560509), (36, 2276008), (42, 1950864), (48, 1707006), (56, 1463148), (63, 1300576), (72, 1138004), (84, 975432), (96, 853503), (97, 844704), (112, 731574), (126, 650288), (144, 569002), (168, 487716), (194, 422352), (224, 365787), (252, 325144), (288, 284501), (291, 281568), (336, 243858), (388, 211176), (419, 195552), (504, 162572), (582, 140784), (672, 121929), (679, 120672), (776, 105588), (838, 97776), (873, 93856), (1008, 81286), (1164, 70392), (1257, 65184), (1358, 60336), (1552, 52794), (1676, 48888), (1746, 46928), (2016, 40643), (2037, 40224), (2328, 35196), (2514, 32592), (2716, 30168), (2933, 27936), (3104, 26397), (3352, 24444), (3492, 23464), (3771, 21728), (4074, 20112), (4656, 17598), (5028, 16296), (5432, 15084), (5866, 13968), (6111, 13408), (6704, 12222), (6984, 11732), (7542, 10864), (8148, 10056), (8799, 9312)]