648377856

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{20101}}^1$

素因数の和:20132

約数の個数: 120

約数和(自身を含む): 2138691984

約数和(自身を除く): 1490314128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3584, 4032, 4608, 5376, 8064, 10752, 16128, 20101, 32256, 40202, 60303, 80404, 120606, 140707, 160808, 180909, 241212, 281414, 321616, 361818, 422121, 482424, 562828, 643232, 723636, 844242, 964848, 1125656, 1266363, 1286464, 1447272, 1688484, 1929696, 2251312, 2532726, 2572928, 2894544, 3376968, 3859392, 4502624, 5065452, 5145856, 5789088, 6753936, 7718784, 9005248, 10130904, 10291712, 11578176, 13507872, 15437568, 18010496, 20261808, 23156352, 27015744, 30875136, 36020992, 40523616, 46312704, 54031488, 72041984, 81047232, 92625408, 108062976, 162094464, 216125952, 324188928, 648377856]

約数ペア:

[(1, 648377856), (2, 324188928), (3, 216125952), (4, 162094464), (6, 108062976), (7, 92625408), (8, 81047232), (9, 72041984), (12, 54031488), (14, 46312704), (16, 40523616), (18, 36020992), (21, 30875136), (24, 27015744), (28, 23156352), (32, 20261808), (36, 18010496), (42, 15437568), (48, 13507872), (56, 11578176), (63, 10291712), (64, 10130904), (72, 9005248), (84, 7718784), (96, 6753936), (112, 5789088), (126, 5145856), (128, 5065452), (144, 4502624), (168, 3859392), (192, 3376968), (224, 2894544), (252, 2572928), (256, 2532726), (288, 2251312), (336, 1929696), (384, 1688484), (448, 1447272), (504, 1286464), (512, 1266363), (576, 1125656), (672, 964848), (768, 844242), (896, 723636), (1008, 643232), (1152, 562828), (1344, 482424), (1536, 422121), (1792, 361818), (2016, 321616), (2304, 281414), (2688, 241212), (3584, 180909), (4032, 160808), (4608, 140707), (5376, 120606), (8064, 80404), (10752, 60303), (16128, 40202), (20101, 32256)]