About the Number

1284128640

1284128639 ← → 1284128641

2進数表記:1001100100010100011111110000000

漢数字表記:十二億八千四百十二万八千六百四十

素因数分解:

2 7 × 3 5 × 5 1 × 23 1 × 359 1

素因数の和:416
約数の個数: 384
約数和(自身を含む): 4811788800
約数和(自身を除く): 3527660160

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 240, 243, 270, 276, 288, 320, 324, 345, 359, 360, 368, 384, 405, 414, 432, 460, 480, 486, 540, 552, 576, 621, 640, 648, 690, 718, 720, 736, 810, 828, 864, 920, 960, 972, 1035, 1077, 1080, 1104, 1152, 1215, 1242, 1296, 1380, 1436, 1440, 1472, 1620, 1656, 1728, 1795, 1840, 1863, 1920, 1944, 2070, 2154, 2160, 2208, 2430, 2484, 2592, 2760, 2872, 2880, 2944, 3105, 3231, 3240, 3312, 3456, 3590, 3680, 3726, 3888, 4140, 4308, 4320, 4416, 4860, 4968, 5184, 5385, 5520, 5589, 5744, 5760, 6210, 6462, 6480, 6624, 7180, 7360, 7452, 7776, 8257, 8280, 8616, 8640, 8832, 9315, 9693, 9720, 9936, 10368, 10770, 11040, 11178, 11488, 12420, 12924, 12960, 13248, 14360, 14720, 14904, 15552, 16155, 16514, 16560, 17232, 17280, 18630, 19386, 19440, 19872, 21540, 22080, 22356, 22976, 24771, 24840, 25848, 25920, 26496, 27945, 28720, 29079, 29808, 31104, 32310, 33028, 33120, 34464, 37260, 38772, 38880, 39744, 41285, 43080, 44160, 44712, 45952, 48465, 49542, 49680, 51696, 51840, 55890, 57440, 58158, 59616, 64620, 66056, 66240, 68928, 74313, 74520, 77544, 77760, 79488, 82570, 86160, 87237, 89424, 96930, 99084, 99360, 103392, 111780, 114880, 116316, 119232, 123855, 129240, 132112, 132480, 137856, 145395, 148626, 149040, 155088, 155520, 165140, 172320, 174474, 178848, 193860, 198168, 198720, 206784, 222939, 223560, 229760, 232632, 238464, 247710, 258480, 264224, 290790, 297252, 298080, 310176, 330280, 344640, 348948, 357696, 371565, 387720, 396336, 397440, 413568, 436185, 445878, 447120, 465264, 495420, 516960, 528448, 581580, 594504, 596160, 620352, 660560, 668817, 689280, 697896, 715392, 743130, 775440, 792672, 872370, 891756, 894240, 930528, 990840, 1033920, 1056896, 1114695, 1163160, 1189008, 1192320, 1240704, 1321120, 1337634, 1395792, 1486260, 1550880, 1585344, 1744740, 1783512, 1788480, 1861056, 1981680, 2006451, 2067840, 2229390, 2326320, 2378016, 2642240, 2675268, 2791584, 2972520, 3101760, 3170688, 3344085, 3489480, 3567024, 3576960, 3722112, 3963360, 4012902, 4458780, 4652640, 4756032, 5284480, 5350536, 5583168, 5945040, 6203520, 6688170, 6978960, 7134048, 7926720, 8025804, 8917560, 9305280, 9512064, 10032255, 10701072, 11166336, 11890080, 13376340, 13957920, 14268096, 15853440, 16051608, 17835120, 18610560, 20064510, 21402144, 23780160, 26752680, 27915840, 28536192, 32103216, 35670240, 40129020, 42804288, 47560320, 53505360, 55831680, 64206432, 71340480, 80258040, 85608576, 107010720, 128412864, 142680960, 160516080, 214021440, 256825728, 321032160, 428042880, 642064320, 1284128640]

約数ペア:
[(1, 1284128640), (2, 642064320), (3, 428042880), (4, 321032160), (5, 256825728), (6, 214021440), (8, 160516080), (9, 142680960), (10, 128412864), (12, 107010720), (15, 85608576), (16, 80258040), (18, 71340480), (20, 64206432), (23, 55831680), (24, 53505360), (27, 47560320), (30, 42804288), (32, 40129020), (36, 35670240), (40, 32103216), (45, 28536192), (46, 27915840), (48, 26752680), (54, 23780160), (60, 21402144), (64, 20064510), (69, 18610560), (72, 17835120), (80, 16051608), (81, 15853440), (90, 14268096), (92, 13957920), (96, 13376340), (108, 11890080), (115, 11166336), (120, 10701072), (128, 10032255), (135, 9512064), (138, 9305280), (144, 8917560), (160, 8025804), (162, 7926720), (180, 7134048), (184, 6978960), (192, 6688170), (207, 6203520), (216, 5945040), (230, 5583168), (240, 5350536), (243, 5284480), (270, 4756032), (276, 4652640), (288, 4458780), (320, 4012902), (324, 3963360), (345, 3722112), (359, 3576960), (360, 3567024), (368, 3489480), (384, 3344085), (405, 3170688), (414, 3101760), (432, 2972520), (460, 2791584), (480, 2675268), (486, 2642240), (540, 2378016), (552, 2326320), (576, 2229390), (621, 2067840), (640, 2006451), (648, 1981680), (690, 1861056), (718, 1788480), (720, 1783512), (736, 1744740), (810, 1585344), (828, 1550880), (864, 1486260), (920, 1395792), (960, 1337634), (972, 1321120), (1035, 1240704), (1077, 1192320), (1080, 1189008), (1104, 1163160), (1152, 1114695), (1215, 1056896), (1242, 1033920), (1296, 990840), (1380, 930528), (1436, 894240), (1440, 891756), (1472, 872370), (1620, 792672), (1656, 775440), (1728, 743130), (1795, 715392), (1840, 697896), (1863, 689280), (1920, 668817), (1944, 660560), (2070, 620352), (2154, 596160), (2160, 594504), (2208, 581580), (2430, 528448), (2484, 516960), (2592, 495420), (2760, 465264), (2872, 447120), (2880, 445878), (2944, 436185), (3105, 413568), (3231, 397440), (3240, 396336), (3312, 387720), (3456, 371565), (3590, 357696), (3680, 348948), (3726, 344640), (3888, 330280), (4140, 310176), (4308, 298080), (4320, 297252), (4416, 290790), (4860, 264224), (4968, 258480), (5184, 247710), (5385, 238464), (5520, 232632), (5589, 229760), (5744, 223560), (5760, 222939), (6210, 206784), (6462, 198720), (6480, 198168), (6624, 193860), (7180, 178848), (7360, 174474), (7452, 172320), (7776, 165140), (8257, 155520), (8280, 155088), (8616, 149040), (8640, 148626), (8832, 145395), (9315, 137856), (9693, 132480), (9720, 132112), (9936, 129240), (10368, 123855), (10770, 119232), (11040, 116316), (11178, 114880), (11488, 111780), (12420, 103392), (12924, 99360), (12960, 99084), (13248, 96930), (14360, 89424), (14720, 87237), (14904, 86160), (15552, 82570), (16155, 79488), (16514, 77760), (16560, 77544), (17232, 74520), (17280, 74313), (18630, 68928), (19386, 66240), (19440, 66056), (19872, 64620), (21540, 59616), (22080, 58158), (22356, 57440), (22976, 55890), (24771, 51840), (24840, 51696), (25848, 49680), (25920, 49542), (26496, 48465), (27945, 45952), (28720, 44712), (29079, 44160), (29808, 43080), (31104, 41285), (32310, 39744), (33028, 38880), (33120, 38772), (34464, 37260)]

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