About the Number

12838678272

12838678271 ← → 12838678273

2進数表記:1011111101001111101010111100000000

漢数字表記:百二十八億三千八百六十七万八千二百七十二

素因数分解:

2 8 × 3 2 × 7 1 × 31 1 × 25679 1

素因数の和:25739
約数の個数: 216
約数和(自身を含む): 43671613440
約数和(自身を除く): 30832935168

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1116, 1152, 1302, 1344, 1488, 1736, 1792, 1953, 1984, 2016, 2232, 2304, 2604, 2688, 2976, 3472, 3906, 3968, 4032, 4464, 5208, 5376, 5952, 6944, 7812, 7936, 8064, 8928, 10416, 11904, 13888, 15624, 16128, 17856, 20832, 23808, 25679, 27776, 31248, 35712, 41664, 51358, 55552, 62496, 71424, 77037, 83328, 102716, 124992, 154074, 166656, 179753, 205432, 231111, 249984, 308148, 359506, 410864, 462222, 499968, 539259, 616296, 719012, 796049, 821728, 924444, 1078518, 1232592, 1438024, 1592098, 1617777, 1643456, 1848888, 2157036, 2388147, 2465184, 2876048, 3184196, 3235554, 3286912, 3697776, 4314072, 4776294, 4930368, 5572343, 5752096, 6368392, 6471108, 6573824, 7164441, 7395552, 8628144, 9552588, 9860736, 11144686, 11504192, 12736784, 12942216, 14328882, 14791104, 16717029, 17256288, 19105176, 19721472, 22289372, 23008384, 25473568, 25884432, 28657764, 29582208, 33434058, 34512576, 38210352, 44578744, 46016768, 50151087, 50947136, 51768864, 57315528, 59164416, 66868116, 69025152, 76420704, 89157488, 100302174, 101894272, 103537728, 114631056, 133736232, 138050304, 152841408, 178314976, 200604348, 203788544, 207075456, 229262112, 267472464, 305682816, 356629952, 401208696, 414150912, 458524224, 534944928, 611365632, 713259904, 802417392, 917048448, 1069889856, 1426519808, 1604834784, 1834096896, 2139779712, 3209669568, 4279559424, 6419339136, 12838678272]

約数ペア:
[(1, 12838678272), (2, 6419339136), (3, 4279559424), (4, 3209669568), (6, 2139779712), (7, 1834096896), (8, 1604834784), (9, 1426519808), (12, 1069889856), (14, 917048448), (16, 802417392), (18, 713259904), (21, 611365632), (24, 534944928), (28, 458524224), (31, 414150912), (32, 401208696), (36, 356629952), (42, 305682816), (48, 267472464), (56, 229262112), (62, 207075456), (63, 203788544), (64, 200604348), (72, 178314976), (84, 152841408), (93, 138050304), (96, 133736232), (112, 114631056), (124, 103537728), (126, 101894272), (128, 100302174), (144, 89157488), (168, 76420704), (186, 69025152), (192, 66868116), (217, 59164416), (224, 57315528), (248, 51768864), (252, 50947136), (256, 50151087), (279, 46016768), (288, 44578744), (336, 38210352), (372, 34512576), (384, 33434058), (434, 29582208), (448, 28657764), (496, 25884432), (504, 25473568), (558, 23008384), (576, 22289372), (651, 19721472), (672, 19105176), (744, 17256288), (768, 16717029), (868, 14791104), (896, 14328882), (992, 12942216), (1008, 12736784), (1116, 11504192), (1152, 11144686), (1302, 9860736), (1344, 9552588), (1488, 8628144), (1736, 7395552), (1792, 7164441), (1953, 6573824), (1984, 6471108), (2016, 6368392), (2232, 5752096), (2304, 5572343), (2604, 4930368), (2688, 4776294), (2976, 4314072), (3472, 3697776), (3906, 3286912), (3968, 3235554), (4032, 3184196), (4464, 2876048), (5208, 2465184), (5376, 2388147), (5952, 2157036), (6944, 1848888), (7812, 1643456), (7936, 1617777), (8064, 1592098), (8928, 1438024), (10416, 1232592), (11904, 1078518), (13888, 924444), (15624, 821728), (16128, 796049), (17856, 719012), (20832, 616296), (23808, 539259), (25679, 499968), (27776, 462222), (31248, 410864), (35712, 359506), (41664, 308148), (51358, 249984), (55552, 231111), (62496, 205432), (71424, 179753), (77037, 166656), (83328, 154074), (102716, 124992)]

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