About the Number

129681216

129681215 ← → 129681217

2進数表記:111101110101100011101000000

漢数字表記:一億二千九百六十八万千二百十六

素因数分解:

2 6 × 3 3 × 7 1 × 71 1 × 151 1

素因数の和:250
約数の個数: 224
約数和(自身を含む): 444764160
約数和(自身を除く): 315082944

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 71, 72, 84, 96, 108, 112, 126, 142, 144, 151, 168, 189, 192, 213, 216, 224, 252, 284, 288, 302, 336, 378, 426, 432, 448, 453, 497, 504, 568, 576, 604, 639, 672, 756, 852, 864, 906, 994, 1008, 1057, 1136, 1208, 1278, 1344, 1359, 1491, 1512, 1704, 1728, 1812, 1917, 1988, 2016, 2114, 2272, 2416, 2556, 2718, 2982, 3024, 3171, 3408, 3624, 3834, 3976, 4032, 4077, 4228, 4473, 4544, 4832, 5112, 5436, 5964, 6048, 6342, 6816, 7248, 7668, 7952, 8154, 8456, 8946, 9513, 9664, 10224, 10721, 10872, 11928, 12096, 12684, 13419, 13632, 14496, 15336, 15904, 16308, 16912, 17892, 19026, 20448, 21442, 21744, 23856, 25368, 26838, 28539, 28992, 30672, 31808, 32163, 32616, 33824, 35784, 38052, 40896, 42884, 43488, 47712, 50736, 53676, 57078, 61344, 64326, 65232, 67648, 71568, 75047, 76104, 85768, 86976, 95424, 96489, 101472, 107352, 114156, 122688, 128652, 130464, 143136, 150094, 152208, 171536, 192978, 202944, 214704, 225141, 228312, 257304, 260928, 286272, 289467, 300188, 304416, 343072, 385956, 429408, 450282, 456624, 514608, 578934, 600376, 608832, 675423, 686144, 771912, 858816, 900564, 913248, 1029216, 1157868, 1200752, 1350846, 1543824, 1801128, 1826496, 2026269, 2058432, 2315736, 2401504, 2701692, 3087648, 3602256, 4052538, 4631472, 4803008, 5403384, 6175296, 7204512, 8105076, 9262944, 10806768, 14409024, 16210152, 18525888, 21613536, 32420304, 43227072, 64840608, 129681216]

約数ペア:
[(1, 129681216), (2, 64840608), (3, 43227072), (4, 32420304), (6, 21613536), (7, 18525888), (8, 16210152), (9, 14409024), (12, 10806768), (14, 9262944), (16, 8105076), (18, 7204512), (21, 6175296), (24, 5403384), (27, 4803008), (28, 4631472), (32, 4052538), (36, 3602256), (42, 3087648), (48, 2701692), (54, 2401504), (56, 2315736), (63, 2058432), (64, 2026269), (71, 1826496), (72, 1801128), (84, 1543824), (96, 1350846), (108, 1200752), (112, 1157868), (126, 1029216), (142, 913248), (144, 900564), (151, 858816), (168, 771912), (189, 686144), (192, 675423), (213, 608832), (216, 600376), (224, 578934), (252, 514608), (284, 456624), (288, 450282), (302, 429408), (336, 385956), (378, 343072), (426, 304416), (432, 300188), (448, 289467), (453, 286272), (497, 260928), (504, 257304), (568, 228312), (576, 225141), (604, 214704), (639, 202944), (672, 192978), (756, 171536), (852, 152208), (864, 150094), (906, 143136), (994, 130464), (1008, 128652), (1057, 122688), (1136, 114156), (1208, 107352), (1278, 101472), (1344, 96489), (1359, 95424), (1491, 86976), (1512, 85768), (1704, 76104), (1728, 75047), (1812, 71568), (1917, 67648), (1988, 65232), (2016, 64326), (2114, 61344), (2272, 57078), (2416, 53676), (2556, 50736), (2718, 47712), (2982, 43488), (3024, 42884), (3171, 40896), (3408, 38052), (3624, 35784), (3834, 33824), (3976, 32616), (4032, 32163), (4077, 31808), (4228, 30672), (4473, 28992), (4544, 28539), (4832, 26838), (5112, 25368), (5436, 23856), (5964, 21744), (6048, 21442), (6342, 20448), (6816, 19026), (7248, 17892), (7668, 16912), (7952, 16308), (8154, 15904), (8456, 15336), (8946, 14496), (9513, 13632), (9664, 13419), (10224, 12684), (10721, 12096), (10872, 11928)]

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