About the Number

221382720

221382719 ← → 221382721

2進数表記:1101001100100000100001000000

漢数字表記:二億二千百三十八万二千七百二十

素因数分解:

2 6 × 3 6 × 5 1 × 13 1 × 73 1

素因数の和:121
約数の個数: 392
約数和(自身を含む): 862849176
約数和(自身を除く): 641466456

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 73, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 146, 156, 160, 162, 180, 192, 195, 208, 216, 219, 234, 240, 243, 260, 270, 288, 292, 312, 320, 324, 351, 360, 365, 390, 405, 416, 432, 438, 468, 480, 486, 520, 540, 576, 584, 585, 624, 648, 657, 702, 720, 729, 730, 780, 810, 832, 864, 876, 936, 949, 960, 972, 1040, 1053, 1080, 1095, 1168, 1170, 1215, 1248, 1296, 1314, 1404, 1440, 1458, 1460, 1560, 1620, 1728, 1752, 1755, 1872, 1898, 1944, 1971, 2080, 2106, 2160, 2190, 2336, 2340, 2430, 2496, 2592, 2628, 2808, 2847, 2880, 2916, 2920, 3120, 3159, 3240, 3285, 3504, 3510, 3645, 3744, 3796, 3888, 3942, 4160, 4212, 4320, 4380, 4672, 4680, 4745, 4860, 5184, 5256, 5265, 5616, 5694, 5832, 5840, 5913, 6240, 6318, 6480, 6570, 7008, 7020, 7290, 7488, 7592, 7776, 7884, 8424, 8541, 8640, 8760, 9360, 9477, 9490, 9720, 9855, 10512, 10530, 11232, 11388, 11664, 11680, 11826, 12480, 12636, 12960, 13140, 14016, 14040, 14235, 14580, 15184, 15552, 15768, 15795, 16848, 17082, 17520, 17739, 18720, 18954, 18980, 19440, 19710, 21024, 21060, 22464, 22776, 23328, 23360, 23652, 25272, 25623, 25920, 26280, 28080, 28470, 29160, 29565, 30368, 31536, 31590, 33696, 34164, 35040, 35478, 37440, 37908, 37960, 38880, 39420, 42048, 42120, 42705, 45552, 46656, 47304, 47385, 50544, 51246, 52560, 53217, 56160, 56940, 58320, 59130, 60736, 63072, 63180, 67392, 68328, 70080, 70956, 75816, 75920, 76869, 77760, 78840, 84240, 85410, 88695, 91104, 94608, 94770, 101088, 102492, 105120, 106434, 112320, 113880, 116640, 118260, 126144, 126360, 128115, 136656, 141912, 151632, 151840, 153738, 157680, 168480, 170820, 177390, 182208, 189216, 189540, 202176, 204984, 210240, 212868, 227760, 230607, 233280, 236520, 252720, 256230, 266085, 273312, 283824, 303264, 303680, 307476, 315360, 336960, 341640, 354780, 378432, 379080, 384345, 409968, 425736, 455520, 461214, 473040, 505440, 512460, 532170, 546624, 567648, 606528, 614952, 630720, 683280, 691821, 709560, 758160, 768690, 819936, 851472, 911040, 922428, 946080, 1010880, 1024920, 1064340, 1135296, 1153035, 1229904, 1366560, 1383642, 1419120, 1516320, 1537380, 1639872, 1702944, 1844856, 1892160, 2049840, 2128680, 2306070, 2459808, 2733120, 2767284, 2838240, 3032640, 3074760, 3405888, 3459105, 3689712, 4099680, 4257360, 4612140, 4919616, 5534568, 5676480, 6149520, 6918210, 7379424, 8199360, 8514720, 9224280, 11069136, 12299040, 13836420, 14758848, 17029440, 18448560, 22138272, 24598080, 27672840, 36897120, 44276544, 55345680, 73794240, 110691360, 221382720]

約数ペア:
[(1, 221382720), (2, 110691360), (3, 73794240), (4, 55345680), (5, 44276544), (6, 36897120), (8, 27672840), (9, 24598080), (10, 22138272), (12, 18448560), (13, 17029440), (15, 14758848), (16, 13836420), (18, 12299040), (20, 11069136), (24, 9224280), (26, 8514720), (27, 8199360), (30, 7379424), (32, 6918210), (36, 6149520), (39, 5676480), (40, 5534568), (45, 4919616), (48, 4612140), (52, 4257360), (54, 4099680), (60, 3689712), (64, 3459105), (65, 3405888), (72, 3074760), (73, 3032640), (78, 2838240), (80, 2767284), (81, 2733120), (90, 2459808), (96, 2306070), (104, 2128680), (108, 2049840), (117, 1892160), (120, 1844856), (130, 1702944), (135, 1639872), (144, 1537380), (146, 1516320), (156, 1419120), (160, 1383642), (162, 1366560), (180, 1229904), (192, 1153035), (195, 1135296), (208, 1064340), (216, 1024920), (219, 1010880), (234, 946080), (240, 922428), (243, 911040), (260, 851472), (270, 819936), (288, 768690), (292, 758160), (312, 709560), (320, 691821), (324, 683280), (351, 630720), (360, 614952), (365, 606528), (390, 567648), (405, 546624), (416, 532170), (432, 512460), (438, 505440), (468, 473040), (480, 461214), (486, 455520), (520, 425736), (540, 409968), (576, 384345), (584, 379080), (585, 378432), (624, 354780), (648, 341640), (657, 336960), (702, 315360), (720, 307476), (729, 303680), (730, 303264), (780, 283824), (810, 273312), (832, 266085), (864, 256230), (876, 252720), (936, 236520), (949, 233280), (960, 230607), (972, 227760), (1040, 212868), (1053, 210240), (1080, 204984), (1095, 202176), (1168, 189540), (1170, 189216), (1215, 182208), (1248, 177390), (1296, 170820), (1314, 168480), (1404, 157680), (1440, 153738), (1458, 151840), (1460, 151632), (1560, 141912), (1620, 136656), (1728, 128115), (1752, 126360), (1755, 126144), (1872, 118260), (1898, 116640), (1944, 113880), (1971, 112320), (2080, 106434), (2106, 105120), (2160, 102492), (2190, 101088), (2336, 94770), (2340, 94608), (2430, 91104), (2496, 88695), (2592, 85410), (2628, 84240), (2808, 78840), (2847, 77760), (2880, 76869), (2916, 75920), (2920, 75816), (3120, 70956), (3159, 70080), (3240, 68328), (3285, 67392), (3504, 63180), (3510, 63072), (3645, 60736), (3744, 59130), (3796, 58320), (3888, 56940), (3942, 56160), (4160, 53217), (4212, 52560), (4320, 51246), (4380, 50544), (4672, 47385), (4680, 47304), (4745, 46656), (4860, 45552), (5184, 42705), (5256, 42120), (5265, 42048), (5616, 39420), (5694, 38880), (5832, 37960), (5840, 37908), (5913, 37440), (6240, 35478), (6318, 35040), (6480, 34164), (6570, 33696), (7008, 31590), (7020, 31536), (7290, 30368), (7488, 29565), (7592, 29160), (7776, 28470), (7884, 28080), (8424, 26280), (8541, 25920), (8640, 25623), (8760, 25272), (9360, 23652), (9477, 23360), (9490, 23328), (9720, 22776), (9855, 22464), (10512, 21060), (10530, 21024), (11232, 19710), (11388, 19440), (11664, 18980), (11680, 18954), (11826, 18720), (12480, 17739), (12636, 17520), (12960, 17082), (13140, 16848), (14016, 15795), (14040, 15768), (14235, 15552), (14580, 15184)]

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