17996912080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{107}}^2\times {\mathrm{401}}^1$

素因数の和:642

約数の個数: 180

約数和(自身を含む): 49255980228

約数和(自身を除く): 31259068148

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 196, 214, 245, 280, 392, 401, 428, 490, 535, 560, 749, 784, 802, 856, 980, 1070, 1498, 1604, 1712, 1960, 2005, 2140, 2807, 2996, 3208, 3745, 3920, 4010, 4280, 5243, 5614, 5992, 6416, 7490, 8020, 8560, 10486, 11228, 11449, 11984, 14035, 14980, 16040, 19649, 20972, 22456, 22898, 26215, 28070, 29960, 32080, 39298, 41944, 42907, 44912, 45796, 52430, 56140, 57245, 59920, 78596, 80143, 83888, 85814, 91592, 98245, 104860, 112280, 114490, 157192, 160286, 171628, 183184, 196490, 209720, 214535, 224560, 228980, 300349, 314384, 320572, 343256, 392980, 400715, 419440, 429070, 457960, 561001, 600698, 641144, 686512, 785960, 801430, 858140, 915920, 1122002, 1201396, 1282288, 1501745, 1571920, 1602860, 1716280, 2102443, 2244004, 2402792, 2805005, 3003490, 3205720, 3432560, 4204886, 4488008, 4591049, 4805584, 5610010, 6006980, 6411440, 8409772, 8976016, 9182098, 10512215, 11220020, 12013960, 16819544, 18364196, 21024430, 22440040, 22955245, 24027920, 32137343, 33639088, 36728392, 42048860, 44880080, 45910490, 64274686, 73456784, 84097720, 91820980, 128549372, 160686715, 168195440, 183641960, 224961401, 257098744, 321373430, 367283920, 449922802, 514197488, 642746860, 899845604, 1124807005, 1285493720, 1799691208, 2249614010, 2570987440, 3599382416, 4499228020, 8998456040, 17996912080]

約数ペア:

[(1, 17996912080), (2, 8998456040), (4, 4499228020), (5, 3599382416), (7, 2570987440), (8, 2249614010), (10, 1799691208), (14, 1285493720), (16, 1124807005), (20, 899845604), (28, 642746860), (35, 514197488), (40, 449922802), (49, 367283920), (56, 321373430), (70, 257098744), (80, 224961401), (98, 183641960), (107, 168195440), (112, 160686715), (140, 128549372), (196, 91820980), (214, 84097720), (245, 73456784), (280, 64274686), (392, 45910490), (401, 44880080), (428, 42048860), (490, 36728392), (535, 33639088), (560, 32137343), (749, 24027920), (784, 22955245), (802, 22440040), (856, 21024430), (980, 18364196), (1070, 16819544), (1498, 12013960), (1604, 11220020), (1712, 10512215), (1960, 9182098), (2005, 8976016), (2140, 8409772), (2807, 6411440), (2996, 6006980), (3208, 5610010), (3745, 4805584), (3920, 4591049), (4010, 4488008), (4280, 4204886), (5243, 3432560), (5614, 3205720), (5992, 3003490), (6416, 2805005), (7490, 2402792), (8020, 2244004), (8560, 2102443), (10486, 1716280), (11228, 1602860), (11449, 1571920), (11984, 1501745), (14035, 1282288), (14980, 1201396), (16040, 1122002), (19649, 915920), (20972, 858140), (22456, 801430), (22898, 785960), (26215, 686512), (28070, 641144), (29960, 600698), (32080, 561001), (39298, 457960), (41944, 429070), (42907, 419440), (44912, 400715), (45796, 392980), (52430, 343256), (56140, 320572), (57245, 314384), (59920, 300349), (78596, 228980), (80143, 224560), (83888, 214535), (85814, 209720), (91592, 196490), (98245, 183184), (104860, 171628), (112280, 160286), (114490, 157192)]