1640845440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1289}}^1$

素因数の和:1344

約数の個数: 384

約数和(自身を含む): 6465841200

約数和(自身を除く): 4824995760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 128, 130, 136, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 320, 340, 360, 384, 390, 408, 416, 442, 468, 480, 510, 520, 544, 576, 585, 612, 624, 640, 663, 680, 720, 765, 780, 816, 832, 884, 936, 960, 1020, 1040, 1088, 1105, 1152, 1170, 1224, 1248, 1289, 1326, 1360, 1440, 1530, 1560, 1632, 1664, 1768, 1872, 1920, 1989, 2040, 2080, 2176, 2210, 2340, 2448, 2496, 2578, 2652, 2720, 2880, 3060, 3120, 3264, 3315, 3536, 3744, 3867, 3978, 4080, 4160, 4420, 4680, 4896, 4992, 5156, 5304, 5440, 5760, 6120, 6240, 6445, 6528, 6630, 7072, 7488, 7734, 7956, 8160, 8320, 8840, 9360, 9792, 9945, 10312, 10608, 10880, 11601, 12240, 12480, 12890, 13260, 14144, 14976, 15468, 15912, 16320, 16757, 17680, 18720, 19335, 19584, 19890, 20624, 21216, 21913, 23202, 24480, 24960, 25780, 26520, 28288, 30936, 31824, 32640, 33514, 35360, 37440, 38670, 39780, 41248, 42432, 43826, 46404, 48960, 50271, 51560, 53040, 58005, 61872, 63648, 65739, 67028, 70720, 74880, 77340, 79560, 82496, 83785, 84864, 87652, 92808, 97920, 100542, 103120, 106080, 109565, 116010, 123744, 127296, 131478, 134056, 141440, 150813, 154680, 159120, 164992, 167570, 175304, 185616, 197217, 201084, 206240, 212160, 219130, 232020, 247488, 251355, 254592, 262956, 268112, 284869, 301626, 309360, 318240, 328695, 335140, 350608, 371232, 394434, 402168, 412480, 424320, 438260, 464040, 494976, 502710, 525912, 536224, 569738, 603252, 618720, 636480, 657390, 670280, 701216, 742464, 754065, 788868, 804336, 824960, 854607, 876520, 928080, 986085, 1005420, 1051824, 1072448, 1139476, 1206504, 1237440, 1272960, 1314780, 1340560, 1402432, 1424345, 1484928, 1508130, 1577736, 1608672, 1709214, 1753040, 1856160, 1972170, 2010840, 2103648, 2144896, 2278952, 2413008, 2474880, 2563821, 2629560, 2681120, 2804864, 2848690, 3016260, 3155472, 3217344, 3418428, 3506080, 3712320, 3944340, 4021680, 4207296, 4273035, 4557904, 4826016, 5127642, 5259120, 5362240, 5697380, 6032520, 6310944, 6434688, 6836856, 7012160, 7424640, 7888680, 8043360, 8414592, 8546070, 9115808, 9652032, 10255284, 10518240, 10724480, 11394760, 12065040, 12621888, 12819105, 13673712, 14024320, 15777360, 16086720, 17092140, 18231616, 19304064, 20510568, 21036480, 22789520, 24130080, 25243776, 25638210, 27347424, 31554720, 32173440, 34184280, 36463232, 41021136, 42072960, 45579040, 48260160, 51276420, 54694848, 63109440, 68368560, 82042272, 91158080, 96520320, 102552840, 109389696, 126218880, 136737120, 164084544, 182316160, 205105680, 273474240, 328169088, 410211360, 546948480, 820422720, 1640845440]

約数ペア:

[(1, 1640845440), (2, 820422720), (3, 546948480), (4, 410211360), (5, 328169088), (6, 273474240), (8, 205105680), (9, 182316160), (10, 164084544), (12, 136737120), (13, 126218880), (15, 109389696), (16, 102552840), (17, 96520320), (18, 91158080), (20, 82042272), (24, 68368560), (26, 63109440), (30, 54694848), (32, 51276420), (34, 48260160), (36, 45579040), (39, 42072960), (40, 41021136), (45, 36463232), (48, 34184280), (51, 32173440), (52, 31554720), (60, 27347424), (64, 25638210), (65, 25243776), (68, 24130080), (72, 22789520), (78, 21036480), (80, 20510568), (85, 19304064), (90, 18231616), (96, 17092140), (102, 16086720), (104, 15777360), (117, 14024320), (120, 13673712), (128, 12819105), (130, 12621888), (136, 12065040), (144, 11394760), (153, 10724480), (156, 10518240), (160, 10255284), (170, 9652032), (180, 9115808), (192, 8546070), (195, 8414592), (204, 8043360), (208, 7888680), (221, 7424640), (234, 7012160), (240, 6836856), (255, 6434688), (260, 6310944), (272, 6032520), (288, 5697380), (306, 5362240), (312, 5259120), (320, 5127642), (340, 4826016), (360, 4557904), (384, 4273035), (390, 4207296), (408, 4021680), (416, 3944340), (442, 3712320), (468, 3506080), (480, 3418428), (510, 3217344), (520, 3155472), (544, 3016260), (576, 2848690), (585, 2804864), (612, 2681120), (624, 2629560), (640, 2563821), (663, 2474880), (680, 2413008), (720, 2278952), (765, 2144896), (780, 2103648), (816, 2010840), (832, 1972170), (884, 1856160), (936, 1753040), (960, 1709214), (1020, 1608672), (1040, 1577736), (1088, 1508130), (1105, 1484928), (1152, 1424345), (1170, 1402432), (1224, 1340560), (1248, 1314780), (1289, 1272960), (1326, 1237440), (1360, 1206504), (1440, 1139476), (1530, 1072448), (1560, 1051824), (1632, 1005420), (1664, 986085), (1768, 928080), (1872, 876520), (1920, 854607), (1989, 824960), (2040, 804336), (2080, 788868), (2176, 754065), (2210, 742464), (2340, 701216), (2448, 670280), (2496, 657390), (2578, 636480), (2652, 618720), (2720, 603252), (2880, 569738), (3060, 536224), (3120, 525912), (3264, 502710), (3315, 494976), (3536, 464040), (3744, 438260), (3867, 424320), (3978, 412480), (4080, 402168), (4160, 394434), (4420, 371232), (4680, 350608), (4896, 335140), (4992, 328695), (5156, 318240), (5304, 309360), (5440, 301626), (5760, 284869), (6120, 268112), (6240, 262956), (6445, 254592), (6528, 251355), (6630, 247488), (7072, 232020), (7488, 219130), (7734, 212160), (7956, 206240), (8160, 201084), (8320, 197217), (8840, 185616), (9360, 175304), (9792, 167570), (9945, 164992), (10312, 159120), (10608, 154680), (10880, 150813), (11601, 141440), (12240, 134056), (12480, 131478), (12890, 127296), (13260, 123744), (14144, 116010), (14976, 109565), (15468, 106080), (15912, 103120), (16320, 100542), (16757, 97920), (17680, 92808), (18720, 87652), (19335, 84864), (19584, 83785), (19890, 82496), (20624, 79560), (21216, 77340), (21913, 74880), (23202, 70720), (24480, 67028), (24960, 65739), (25780, 63648), (26520, 61872), (28288, 58005), (30936, 53040), (31824, 51560), (32640, 50271), (33514, 48960), (35360, 46404), (37440, 43826), (38670, 42432), (39780, 41248)]