About the Number

2871728640

2871728639 ← → 2871728641

2進数表記:10101011001010110001101000000000

漢数字表記:二十八億七千百七十二万八千六百四十

素因数分解:

2 9 × 3 4 × 5 1 × 11 1 × 1259 1

素因数の和:1305
約数の個数: 400
約数和(自身を含む): 11229593760
約数和(自身を除く): 8357865120

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 220, 240, 256, 264, 270, 288, 297, 320, 324, 330, 352, 360, 384, 396, 405, 432, 440, 480, 495, 512, 528, 540, 576, 594, 640, 648, 660, 704, 720, 768, 792, 810, 864, 880, 891, 960, 990, 1056, 1080, 1152, 1188, 1259, 1280, 1296, 1320, 1408, 1440, 1485, 1536, 1584, 1620, 1728, 1760, 1782, 1920, 1980, 2112, 2160, 2304, 2376, 2518, 2560, 2592, 2640, 2816, 2880, 2970, 3168, 3240, 3456, 3520, 3564, 3777, 3840, 3960, 4224, 4320, 4455, 4608, 4752, 5036, 5184, 5280, 5632, 5760, 5940, 6295, 6336, 6480, 6912, 7040, 7128, 7554, 7680, 7920, 8448, 8640, 8910, 9504, 10072, 10368, 10560, 11331, 11520, 11880, 12590, 12672, 12960, 13824, 13849, 14080, 14256, 15108, 15840, 16896, 17280, 17820, 18885, 19008, 20144, 20736, 21120, 22662, 23040, 23760, 25180, 25344, 25920, 27698, 28160, 28512, 30216, 31680, 33993, 34560, 35640, 37770, 38016, 40288, 41472, 41547, 42240, 45324, 47520, 50360, 50688, 51840, 55396, 56655, 57024, 60432, 63360, 67986, 69120, 69245, 71280, 75540, 76032, 80576, 83094, 84480, 90648, 95040, 100720, 101979, 103680, 110792, 113310, 114048, 120864, 124641, 126720, 135972, 138490, 142560, 151080, 152064, 161152, 166188, 169965, 181296, 190080, 201440, 203958, 207360, 207735, 221584, 226620, 228096, 241728, 249282, 253440, 271944, 276980, 285120, 302160, 322304, 332376, 339930, 362592, 373923, 380160, 402880, 407916, 415470, 443168, 453240, 456192, 483456, 498564, 509895, 543888, 553960, 570240, 604320, 623205, 644608, 664752, 679860, 725184, 747846, 760320, 805760, 815832, 830940, 886336, 906480, 966912, 997128, 1019790, 1087776, 1107920, 1121769, 1140480, 1208640, 1246410, 1329504, 1359720, 1450368, 1495692, 1611520, 1631664, 1661880, 1772672, 1812960, 1869615, 1933824, 1994256, 2039580, 2175552, 2215840, 2243538, 2280960, 2417280, 2492820, 2659008, 2719440, 2900736, 2991384, 3223040, 3263328, 3323760, 3545344, 3625920, 3739230, 3988512, 4079160, 4351104, 4431680, 4487076, 4834560, 4985640, 5318016, 5438880, 5608845, 5801472, 5982768, 6526656, 6647520, 7090688, 7251840, 7478460, 7977024, 8158320, 8702208, 8863360, 8974152, 9669120, 9971280, 10636032, 10877760, 11217690, 11965536, 13053312, 13295040, 14503680, 14956920, 15954048, 16316640, 17404416, 17726720, 17948304, 19942560, 21272064, 21755520, 22435380, 23931072, 26106624, 26590080, 29007360, 29913840, 31908096, 32633280, 35453440, 35896608, 39885120, 43511040, 44870760, 47862144, 52213248, 53180160, 59827680, 63816192, 65266560, 71793216, 79770240, 87022080, 89741520, 95724288, 106360320, 119655360, 130533120, 143586432, 159540480, 179483040, 191448576, 239310720, 261066240, 287172864, 319080960, 358966080, 478621440, 574345728, 717932160, 957242880, 1435864320, 2871728640]

約数ペア:
[(1, 2871728640), (2, 1435864320), (3, 957242880), (4, 717932160), (5, 574345728), (6, 478621440), (8, 358966080), (9, 319080960), (10, 287172864), (11, 261066240), (12, 239310720), (15, 191448576), (16, 179483040), (18, 159540480), (20, 143586432), (22, 130533120), (24, 119655360), (27, 106360320), (30, 95724288), (32, 89741520), (33, 87022080), (36, 79770240), (40, 71793216), (44, 65266560), (45, 63816192), (48, 59827680), (54, 53180160), (55, 52213248), (60, 47862144), (64, 44870760), (66, 43511040), (72, 39885120), (80, 35896608), (81, 35453440), (88, 32633280), (90, 31908096), (96, 29913840), (99, 29007360), (108, 26590080), (110, 26106624), (120, 23931072), (128, 22435380), (132, 21755520), (135, 21272064), (144, 19942560), (160, 17948304), (162, 17726720), (165, 17404416), (176, 16316640), (180, 15954048), (192, 14956920), (198, 14503680), (216, 13295040), (220, 13053312), (240, 11965536), (256, 11217690), (264, 10877760), (270, 10636032), (288, 9971280), (297, 9669120), (320, 8974152), (324, 8863360), (330, 8702208), (352, 8158320), (360, 7977024), (384, 7478460), (396, 7251840), (405, 7090688), (432, 6647520), (440, 6526656), (480, 5982768), (495, 5801472), (512, 5608845), (528, 5438880), (540, 5318016), (576, 4985640), (594, 4834560), (640, 4487076), (648, 4431680), (660, 4351104), (704, 4079160), (720, 3988512), (768, 3739230), (792, 3625920), (810, 3545344), (864, 3323760), (880, 3263328), (891, 3223040), (960, 2991384), (990, 2900736), (1056, 2719440), (1080, 2659008), (1152, 2492820), (1188, 2417280), (1259, 2280960), (1280, 2243538), (1296, 2215840), (1320, 2175552), (1408, 2039580), (1440, 1994256), (1485, 1933824), (1536, 1869615), (1584, 1812960), (1620, 1772672), (1728, 1661880), (1760, 1631664), (1782, 1611520), (1920, 1495692), (1980, 1450368), (2112, 1359720), (2160, 1329504), (2304, 1246410), (2376, 1208640), (2518, 1140480), (2560, 1121769), (2592, 1107920), (2640, 1087776), (2816, 1019790), (2880, 997128), (2970, 966912), (3168, 906480), (3240, 886336), (3456, 830940), (3520, 815832), (3564, 805760), (3777, 760320), (3840, 747846), (3960, 725184), (4224, 679860), (4320, 664752), (4455, 644608), (4608, 623205), (4752, 604320), (5036, 570240), (5184, 553960), (5280, 543888), (5632, 509895), (5760, 498564), (5940, 483456), (6295, 456192), (6336, 453240), (6480, 443168), (6912, 415470), (7040, 407916), (7128, 402880), (7554, 380160), (7680, 373923), (7920, 362592), (8448, 339930), (8640, 332376), (8910, 322304), (9504, 302160), (10072, 285120), (10368, 276980), (10560, 271944), (11331, 253440), (11520, 249282), (11880, 241728), (12590, 228096), (12672, 226620), (12960, 221584), (13824, 207735), (13849, 207360), (14080, 203958), (14256, 201440), (15108, 190080), (15840, 181296), (16896, 169965), (17280, 166188), (17820, 161152), (18885, 152064), (19008, 151080), (20144, 142560), (20736, 138490), (21120, 135972), (22662, 126720), (23040, 124641), (23760, 120864), (25180, 114048), (25344, 113310), (25920, 110792), (27698, 103680), (28160, 101979), (28512, 100720), (30216, 95040), (31680, 90648), (33993, 84480), (34560, 83094), (35640, 80576), (37770, 76032), (38016, 75540), (40288, 71280), (41472, 69245), (41547, 69120), (42240, 67986), (45324, 63360), (47520, 60432), (50360, 57024), (50688, 56655), (51840, 55396)]

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