About the Number

380421888

380421887 ← → 380421889

2進数表記:10110101011001100011100000000

漢数字表記:三億八千四十二万千八百八十八

素因数分解:

2 8 × 3 1 × 7 2 × 11 1 × 919 1

素因数の和:963
約数の個数: 216
約数和(自身を含む): 1286248320
約数和(自身を除く): 905826432

約数列:
[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 64, 66, 77, 84, 88, 96, 98, 112, 128, 132, 147, 154, 168, 176, 192, 196, 224, 231, 256, 264, 294, 308, 336, 352, 384, 392, 448, 462, 528, 539, 588, 616, 672, 704, 768, 784, 896, 919, 924, 1056, 1078, 1176, 1232, 1344, 1408, 1568, 1617, 1792, 1838, 1848, 2112, 2156, 2352, 2464, 2688, 2757, 2816, 3136, 3234, 3676, 3696, 4224, 4312, 4704, 4928, 5376, 5514, 6272, 6433, 6468, 7352, 7392, 8448, 8624, 9408, 9856, 10109, 11028, 12544, 12866, 12936, 14704, 14784, 17248, 18816, 19299, 19712, 20218, 22056, 25732, 25872, 29408, 29568, 30327, 34496, 37632, 38598, 40436, 44112, 45031, 51464, 51744, 58816, 59136, 60654, 68992, 70763, 77196, 80872, 88224, 90062, 102928, 103488, 117632, 121308, 135093, 137984, 141526, 154392, 161744, 176448, 180124, 205856, 206976, 212289, 235264, 242616, 270186, 283052, 308784, 323488, 352896, 360248, 411712, 413952, 424578, 485232, 495341, 540372, 566104, 617568, 646976, 705792, 720496, 823424, 849156, 970464, 990682, 1080744, 1132208, 1235136, 1293952, 1440992, 1486023, 1646848, 1698312, 1940928, 1981364, 2161488, 2264416, 2470272, 2587904, 2881984, 2972046, 3396624, 3881856, 3962728, 4322976, 4528832, 4940544, 5763968, 5944092, 6793248, 7763712, 7925456, 8645952, 9057664, 11527936, 11888184, 13586496, 15850912, 17291904, 18115328, 23776368, 27172992, 31701824, 34583808, 47552736, 54345984, 63403648, 95105472, 126807296, 190210944, 380421888]

約数ペア:
[(1, 380421888), (2, 190210944), (3, 126807296), (4, 95105472), (6, 63403648), (7, 54345984), (8, 47552736), (11, 34583808), (12, 31701824), (14, 27172992), (16, 23776368), (21, 18115328), (22, 17291904), (24, 15850912), (28, 13586496), (32, 11888184), (33, 11527936), (42, 9057664), (44, 8645952), (48, 7925456), (49, 7763712), (56, 6793248), (64, 5944092), (66, 5763968), (77, 4940544), (84, 4528832), (88, 4322976), (96, 3962728), (98, 3881856), (112, 3396624), (128, 2972046), (132, 2881984), (147, 2587904), (154, 2470272), (168, 2264416), (176, 2161488), (192, 1981364), (196, 1940928), (224, 1698312), (231, 1646848), (256, 1486023), (264, 1440992), (294, 1293952), (308, 1235136), (336, 1132208), (352, 1080744), (384, 990682), (392, 970464), (448, 849156), (462, 823424), (528, 720496), (539, 705792), (588, 646976), (616, 617568), (672, 566104), (704, 540372), (768, 495341), (784, 485232), (896, 424578), (919, 413952), (924, 411712), (1056, 360248), (1078, 352896), (1176, 323488), (1232, 308784), (1344, 283052), (1408, 270186), (1568, 242616), (1617, 235264), (1792, 212289), (1838, 206976), (1848, 205856), (2112, 180124), (2156, 176448), (2352, 161744), (2464, 154392), (2688, 141526), (2757, 137984), (2816, 135093), (3136, 121308), (3234, 117632), (3676, 103488), (3696, 102928), (4224, 90062), (4312, 88224), (4704, 80872), (4928, 77196), (5376, 70763), (5514, 68992), (6272, 60654), (6433, 59136), (6468, 58816), (7352, 51744), (7392, 51464), (8448, 45031), (8624, 44112), (9408, 40436), (9856, 38598), (10109, 37632), (11028, 34496), (12544, 30327), (12866, 29568), (12936, 29408), (14704, 25872), (14784, 25732), (17248, 22056), (18816, 20218), (19299, 19712)]

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