1638970816

素因数分解:

$2^6\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:547

約数の個数: 168

約数和(自身を含む): 4071676896

約数和(自身を除く): 2432706080

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 71, 98, 112, 119, 136, 142, 196, 224, 238, 272, 284, 392, 433, 448, 476, 497, 544, 568, 784, 833, 866, 952, 994, 1088, 1136, 1207, 1568, 1666, 1732, 1904, 1988, 2272, 2414, 3031, 3136, 3332, 3464, 3479, 3808, 3976, 4544, 4828, 6062, 6664, 6928, 6958, 7361, 7616, 7952, 8449, 9656, 12124, 13328, 13856, 13916, 14722, 15904, 16898, 19312, 21217, 24248, 26656, 27712, 27832, 29444, 30743, 31808, 33796, 38624, 42434, 48496, 51527, 53312, 55664, 58888, 59143, 61486, 67592, 77248, 84868, 96992, 103054, 111328, 117776, 118286, 122972, 135184, 169736, 193984, 206108, 215201, 222656, 235552, 236572, 245944, 270368, 339472, 360689, 412216, 430402, 471104, 473144, 491888, 522631, 540736, 678944, 721378, 824432, 860804, 946288, 983776, 1045262, 1357888, 1442756, 1506407, 1648864, 1721608, 1892576, 1967552, 2090524, 2885512, 3012814, 3297728, 3443216, 3658417, 3785152, 4181048, 5771024, 6025628, 6886432, 7316834, 8362096, 11542048, 12051256, 13772864, 14633668, 16724192, 23084096, 24102512, 25608919, 29267336, 33448384, 48205024, 51217838, 58534672, 96410048, 102435676, 117069344, 204871352, 234138688, 409742704, 819485408, 1638970816]

約数ペア:

[(1, 1638970816), (2, 819485408), (4, 409742704), (7, 234138688), (8, 204871352), (14, 117069344), (16, 102435676), (17, 96410048), (28, 58534672), (32, 51217838), (34, 48205024), (49, 33448384), (56, 29267336), (64, 25608919), (68, 24102512), (71, 23084096), (98, 16724192), (112, 14633668), (119, 13772864), (136, 12051256), (142, 11542048), (196, 8362096), (224, 7316834), (238, 6886432), (272, 6025628), (284, 5771024), (392, 4181048), (433, 3785152), (448, 3658417), (476, 3443216), (497, 3297728), (544, 3012814), (568, 2885512), (784, 2090524), (833, 1967552), (866, 1892576), (952, 1721608), (994, 1648864), (1088, 1506407), (1136, 1442756), (1207, 1357888), (1568, 1045262), (1666, 983776), (1732, 946288), (1904, 860804), (1988, 824432), (2272, 721378), (2414, 678944), (3031, 540736), (3136, 522631), (3332, 491888), (3464, 473144), (3479, 471104), (3808, 430402), (3976, 412216), (4544, 360689), (4828, 339472), (6062, 270368), (6664, 245944), (6928, 236572), (6958, 235552), (7361, 222656), (7616, 215201), (7952, 206108), (8449, 193984), (9656, 169736), (12124, 135184), (13328, 122972), (13856, 118286), (13916, 117776), (14722, 111328), (15904, 103054), (16898, 96992), (19312, 84868), (21217, 77248), (24248, 67592), (26656, 61486), (27712, 59143), (27832, 58888), (29444, 55664), (30743, 53312), (31808, 51527), (33796, 48496), (38624, 42434)]