129031424

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 270789120

約数和(自身を除く): 141757696

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 229, 248, 256, 284, 458, 496, 568, 916, 992, 1136, 1832, 1984, 2201, 2272, 3664, 3968, 4402, 4544, 7099, 7328, 7936, 8804, 9088, 14198, 14656, 16259, 17608, 18176, 28396, 29312, 32518, 35216, 56792, 58624, 65036, 70432, 113584, 130072, 140864, 227168, 260144, 281728, 454336, 504029, 520288, 563456, 908672, 1008058, 1040576, 1817344, 2016116, 2081152, 4032232, 4162304, 8064464, 16128928, 32257856, 64515712, 129031424]

約数ペア:

[(1, 129031424), (2, 64515712), (4, 32257856), (8, 16128928), (16, 8064464), (31, 4162304), (32, 4032232), (62, 2081152), (64, 2016116), (71, 1817344), (124, 1040576), (128, 1008058), (142, 908672), (229, 563456), (248, 520288), (256, 504029), (284, 454336), (458, 281728), (496, 260144), (568, 227168), (916, 140864), (992, 130072), (1136, 113584), (1832, 70432), (1984, 65036), (2201, 58624), (2272, 56792), (3664, 35216), (3968, 32518), (4402, 29312), (4544, 28396), (7099, 18176), (7328, 17608), (7936, 16259), (8804, 14656), (9088, 14198)]