About the Number

2813281680

2813281679 ← → 2813281681

2進数表記:10100111101011110100010110010000

漢数字表記:二十八億千三百二十八万千六百八十

素因数分解:

2 4 × 3 1 × 5 1 × 11 1 × 37 1 × 83 1 × 347 1

素因数の和:494
約数の個数: 320
約数和(自身を含む): 9917365248
約数和(自身を除く): 7104083568

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 83, 88, 110, 111, 120, 132, 148, 165, 166, 176, 185, 220, 222, 240, 249, 264, 296, 330, 332, 347, 370, 407, 415, 440, 444, 498, 528, 555, 592, 660, 664, 694, 740, 814, 830, 880, 888, 913, 996, 1041, 1110, 1221, 1245, 1320, 1328, 1388, 1480, 1628, 1660, 1735, 1776, 1826, 1992, 2035, 2082, 2220, 2442, 2490, 2640, 2739, 2776, 2960, 3071, 3256, 3320, 3470, 3652, 3817, 3984, 4070, 4164, 4440, 4565, 4884, 4980, 5205, 5478, 5552, 6105, 6142, 6512, 6640, 6940, 7304, 7634, 8140, 8328, 8880, 9130, 9213, 9768, 9960, 10410, 10956, 11451, 12210, 12284, 12839, 13695, 13880, 14608, 15268, 15355, 16280, 16656, 18260, 18426, 19085, 19536, 19920, 20820, 21912, 22902, 24420, 24568, 25678, 27390, 27760, 28801, 30536, 30710, 32560, 33781, 36520, 36852, 38170, 38517, 41640, 43824, 45804, 46065, 48840, 49136, 51356, 54780, 57255, 57602, 61072, 61420, 64195, 67562, 73040, 73704, 76340, 77034, 83280, 86403, 91608, 92130, 97680, 101343, 102712, 109560, 114510, 115204, 122840, 128390, 135124, 141229, 144005, 147408, 152680, 154068, 168905, 172806, 183216, 184260, 192585, 202686, 205424, 219120, 229020, 230408, 245680, 256780, 270248, 282458, 288010, 305360, 308136, 316811, 337810, 345612, 368520, 385170, 405372, 423687, 432015, 458040, 460816, 506715, 513560, 540496, 564916, 576020, 616272, 633622, 675620, 691224, 706145, 737040, 770340, 810744, 847374, 864030, 916080, 950433, 1013430, 1027120, 1065637, 1129832, 1152040, 1267244, 1351240, 1382448, 1412290, 1540680, 1584055, 1621488, 1694748, 1728060, 1900866, 2026860, 2118435, 2131274, 2259664, 2304080, 2534488, 2702480, 2824580, 3081360, 3168110, 3196911, 3389496, 3456120, 3801732, 4053720, 4236870, 4262548, 4752165, 5068976, 5328185, 5649160, 6336220, 6393822, 6778992, 6912240, 7603464, 8107440, 8473740, 8525096, 9504330, 10656370, 11298320, 11722007, 12672440, 12787644, 15206928, 15984555, 16947480, 17050192, 19008660, 21312740, 23444014, 25344880, 25575288, 31969110, 33894960, 35166021, 38017320, 42625480, 46888028, 51150576, 58610035, 63938220, 70332042, 76034640, 85250960, 93776056, 117220070, 127876440, 140664084, 175830105, 187552112, 234440140, 255752880, 281328168, 351660210, 468880280, 562656336, 703320420, 937760560, 1406640840, 2813281680]

約数ペア:
[(1, 2813281680), (2, 1406640840), (3, 937760560), (4, 703320420), (5, 562656336), (6, 468880280), (8, 351660210), (10, 281328168), (11, 255752880), (12, 234440140), (15, 187552112), (16, 175830105), (20, 140664084), (22, 127876440), (24, 117220070), (30, 93776056), (33, 85250960), (37, 76034640), (40, 70332042), (44, 63938220), (48, 58610035), (55, 51150576), (60, 46888028), (66, 42625480), (74, 38017320), (80, 35166021), (83, 33894960), (88, 31969110), (110, 25575288), (111, 25344880), (120, 23444014), (132, 21312740), (148, 19008660), (165, 17050192), (166, 16947480), (176, 15984555), (185, 15206928), (220, 12787644), (222, 12672440), (240, 11722007), (249, 11298320), (264, 10656370), (296, 9504330), (330, 8525096), (332, 8473740), (347, 8107440), (370, 7603464), (407, 6912240), (415, 6778992), (440, 6393822), (444, 6336220), (498, 5649160), (528, 5328185), (555, 5068976), (592, 4752165), (660, 4262548), (664, 4236870), (694, 4053720), (740, 3801732), (814, 3456120), (830, 3389496), (880, 3196911), (888, 3168110), (913, 3081360), (996, 2824580), (1041, 2702480), (1110, 2534488), (1221, 2304080), (1245, 2259664), (1320, 2131274), (1328, 2118435), (1388, 2026860), (1480, 1900866), (1628, 1728060), (1660, 1694748), (1735, 1621488), (1776, 1584055), (1826, 1540680), (1992, 1412290), (2035, 1382448), (2082, 1351240), (2220, 1267244), (2442, 1152040), (2490, 1129832), (2640, 1065637), (2739, 1027120), (2776, 1013430), (2960, 950433), (3071, 916080), (3256, 864030), (3320, 847374), (3470, 810744), (3652, 770340), (3817, 737040), (3984, 706145), (4070, 691224), (4164, 675620), (4440, 633622), (4565, 616272), (4884, 576020), (4980, 564916), (5205, 540496), (5478, 513560), (5552, 506715), (6105, 460816), (6142, 458040), (6512, 432015), (6640, 423687), (6940, 405372), (7304, 385170), (7634, 368520), (8140, 345612), (8328, 337810), (8880, 316811), (9130, 308136), (9213, 305360), (9768, 288010), (9960, 282458), (10410, 270248), (10956, 256780), (11451, 245680), (12210, 230408), (12284, 229020), (12839, 219120), (13695, 205424), (13880, 202686), (14608, 192585), (15268, 184260), (15355, 183216), (16280, 172806), (16656, 168905), (18260, 154068), (18426, 152680), (19085, 147408), (19536, 144005), (19920, 141229), (20820, 135124), (21912, 128390), (22902, 122840), (24420, 115204), (24568, 114510), (25678, 109560), (27390, 102712), (27760, 101343), (28801, 97680), (30536, 92130), (30710, 91608), (32560, 86403), (33781, 83280), (36520, 77034), (36852, 76340), (38170, 73704), (38517, 73040), (41640, 67562), (43824, 64195), (45804, 61420), (46065, 61072), (48840, 57602), (49136, 57255), (51356, 54780)]

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