About the Number

1202561280

1202561279 ← → 1202561281

2進数表記:1000111101011011010000100000000

漢数字表記:十二億二百五十六万千二百八十

素因数分解:

2 8 × 3 2 × 5 1 × 139 1 × 751 1

素因数の和:917
約数の個数: 216
約数和(自身を含む): 4196250240
約数和(自身を除く): 2993688960

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 139, 144, 160, 180, 192, 240, 256, 278, 288, 320, 360, 384, 417, 480, 556, 576, 640, 695, 720, 751, 768, 834, 960, 1112, 1152, 1251, 1280, 1390, 1440, 1502, 1668, 1920, 2085, 2224, 2253, 2304, 2502, 2780, 2880, 3004, 3336, 3755, 3840, 4170, 4448, 4506, 5004, 5560, 5760, 6008, 6255, 6672, 6759, 7510, 8340, 8896, 9012, 10008, 11120, 11265, 11520, 12016, 12510, 13344, 13518, 15020, 16680, 17792, 18024, 20016, 22240, 22530, 24032, 25020, 26688, 27036, 30040, 33360, 33795, 35584, 36048, 40032, 44480, 45060, 48064, 50040, 53376, 54072, 60080, 66720, 67590, 72096, 80064, 88960, 90120, 96128, 100080, 104389, 106752, 108144, 120160, 133440, 135180, 144192, 160128, 177920, 180240, 192256, 200160, 208778, 216288, 240320, 266880, 270360, 288384, 313167, 320256, 360480, 400320, 417556, 432576, 480640, 521945, 533760, 540720, 576768, 626334, 720960, 800640, 835112, 865152, 939501, 961280, 1043890, 1081440, 1252668, 1441920, 1565835, 1601280, 1670224, 1730304, 1879002, 2087780, 2162880, 2505336, 2883840, 3131670, 3340448, 3758004, 4175560, 4325760, 4697505, 5010672, 6263340, 6680896, 7516008, 8351120, 8651520, 9395010, 10021344, 12526680, 13361792, 15032016, 16702240, 18790020, 20042688, 25053360, 26723584, 30064032, 33404480, 37580040, 40085376, 50106720, 60128064, 66808960, 75160080, 80170752, 100213440, 120256128, 133617920, 150320160, 200426880, 240512256, 300640320, 400853760, 601280640, 1202561280]

約数ペア:
[(1, 1202561280), (2, 601280640), (3, 400853760), (4, 300640320), (5, 240512256), (6, 200426880), (8, 150320160), (9, 133617920), (10, 120256128), (12, 100213440), (15, 80170752), (16, 75160080), (18, 66808960), (20, 60128064), (24, 50106720), (30, 40085376), (32, 37580040), (36, 33404480), (40, 30064032), (45, 26723584), (48, 25053360), (60, 20042688), (64, 18790020), (72, 16702240), (80, 15032016), (90, 13361792), (96, 12526680), (120, 10021344), (128, 9395010), (139, 8651520), (144, 8351120), (160, 7516008), (180, 6680896), (192, 6263340), (240, 5010672), (256, 4697505), (278, 4325760), (288, 4175560), (320, 3758004), (360, 3340448), (384, 3131670), (417, 2883840), (480, 2505336), (556, 2162880), (576, 2087780), (640, 1879002), (695, 1730304), (720, 1670224), (751, 1601280), (768, 1565835), (834, 1441920), (960, 1252668), (1112, 1081440), (1152, 1043890), (1251, 961280), (1280, 939501), (1390, 865152), (1440, 835112), (1502, 800640), (1668, 720960), (1920, 626334), (2085, 576768), (2224, 540720), (2253, 533760), (2304, 521945), (2502, 480640), (2780, 432576), (2880, 417556), (3004, 400320), (3336, 360480), (3755, 320256), (3840, 313167), (4170, 288384), (4448, 270360), (4506, 266880), (5004, 240320), (5560, 216288), (5760, 208778), (6008, 200160), (6255, 192256), (6672, 180240), (6759, 177920), (7510, 160128), (8340, 144192), (8896, 135180), (9012, 133440), (10008, 120160), (11120, 108144), (11265, 106752), (11520, 104389), (12016, 100080), (12510, 96128), (13344, 90120), (13518, 88960), (15020, 80064), (16680, 72096), (17792, 67590), (18024, 66720), (20016, 60080), (22240, 54072), (22530, 53376), (24032, 50040), (25020, 48064), (26688, 45060), (27036, 44480), (30040, 40032), (33360, 36048), (33795, 35584)]

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