About the Number

2821430880

2821430879 ← → 2821430881

2進数表記:10101000001010111001111001100000

漢数字表記:二十八億二千百四十三万八百八十

素因数分解:

2 5 × 3 4 × 5 1 × 29 1 × 7507 1

素因数の和:7563
約数の個数: 240
約数和(自身を含む): 10302027120
約数和(自身を除く): 7480596240

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 216, 232, 240, 261, 270, 288, 290, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 580, 648, 696, 720, 783, 810, 864, 870, 928, 1044, 1080, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1740, 2088, 2160, 2320, 2349, 2592, 2610, 2784, 3132, 3240, 3480, 3915, 4176, 4320, 4640, 4698, 5220, 6264, 6480, 6960, 7507, 7830, 8352, 9396, 10440, 11745, 12528, 12960, 13920, 15014, 15660, 18792, 20880, 22521, 23490, 25056, 30028, 31320, 37535, 37584, 41760, 45042, 46980, 60056, 62640, 67563, 75070, 75168, 90084, 93960, 112605, 120112, 125280, 135126, 150140, 180168, 187920, 202689, 217703, 225210, 240224, 270252, 300280, 337815, 360336, 375840, 405378, 435406, 450420, 540504, 600560, 608067, 653109, 675630, 720672, 810756, 870812, 900840, 1013445, 1081008, 1088515, 1201120, 1216134, 1306218, 1351260, 1621512, 1741624, 1801680, 1959327, 2026890, 2162016, 2177030, 2432268, 2612436, 2702520, 3040335, 3243024, 3265545, 3483248, 3603360, 3918654, 4053780, 4354060, 4864536, 5224872, 5405040, 5877981, 6080670, 6486048, 6531090, 6966496, 7837308, 8107560, 8708120, 9729072, 9796635, 10449744, 10810080, 11755962, 12161340, 13062180, 15674616, 16215120, 17416240, 17633943, 19458144, 19593270, 20899488, 23511924, 24322680, 26124360, 29389905, 31349232, 32430240, 34832480, 35267886, 39186540, 47023848, 48645360, 52248720, 58779810, 62698464, 70535772, 78373080, 88169715, 94047696, 97290720, 104497440, 117559620, 141071544, 156746160, 176339430, 188095392, 235119240, 282143088, 313492320, 352678860, 470238480, 564286176, 705357720, 940476960, 1410715440, 2821430880]

約数ペア:
[(1, 2821430880), (2, 1410715440), (3, 940476960), (4, 705357720), (5, 564286176), (6, 470238480), (8, 352678860), (9, 313492320), (10, 282143088), (12, 235119240), (15, 188095392), (16, 176339430), (18, 156746160), (20, 141071544), (24, 117559620), (27, 104497440), (29, 97290720), (30, 94047696), (32, 88169715), (36, 78373080), (40, 70535772), (45, 62698464), (48, 58779810), (54, 52248720), (58, 48645360), (60, 47023848), (72, 39186540), (80, 35267886), (81, 34832480), (87, 32430240), (90, 31349232), (96, 29389905), (108, 26124360), (116, 24322680), (120, 23511924), (135, 20899488), (144, 19593270), (145, 19458144), (160, 17633943), (162, 17416240), (174, 16215120), (180, 15674616), (216, 13062180), (232, 12161340), (240, 11755962), (261, 10810080), (270, 10449744), (288, 9796635), (290, 9729072), (324, 8708120), (348, 8107560), (360, 7837308), (405, 6966496), (432, 6531090), (435, 6486048), (464, 6080670), (480, 5877981), (522, 5405040), (540, 5224872), (580, 4864536), (648, 4354060), (696, 4053780), (720, 3918654), (783, 3603360), (810, 3483248), (864, 3265545), (870, 3243024), (928, 3040335), (1044, 2702520), (1080, 2612436), (1160, 2432268), (1296, 2177030), (1305, 2162016), (1392, 2026890), (1440, 1959327), (1566, 1801680), (1620, 1741624), (1740, 1621512), (2088, 1351260), (2160, 1306218), (2320, 1216134), (2349, 1201120), (2592, 1088515), (2610, 1081008), (2784, 1013445), (3132, 900840), (3240, 870812), (3480, 810756), (3915, 720672), (4176, 675630), (4320, 653109), (4640, 608067), (4698, 600560), (5220, 540504), (6264, 450420), (6480, 435406), (6960, 405378), (7507, 375840), (7830, 360336), (8352, 337815), (9396, 300280), (10440, 270252), (11745, 240224), (12528, 225210), (12960, 217703), (13920, 202689), (15014, 187920), (15660, 180168), (18792, 150140), (20880, 135126), (22521, 125280), (23490, 120112), (25056, 112605), (30028, 93960), (31320, 90084), (37535, 75168), (37584, 75070), (41760, 67563), (45042, 62640), (46980, 60056)]

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