289619792

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 180

約数和(自身を含む): 744514848

約数和(自身を除く): 454895056

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 49, 56, 71, 77, 86, 88, 98, 112, 121, 142, 154, 172, 176, 196, 242, 284, 301, 308, 344, 392, 473, 484, 497, 539, 568, 602, 616, 688, 781, 784, 847, 946, 968, 994, 1078, 1136, 1204, 1232, 1562, 1694, 1892, 1936, 1988, 2107, 2156, 2408, 3053, 3124, 3311, 3388, 3479, 3784, 3976, 4214, 4312, 4816, 5203, 5467, 5929, 6106, 6248, 6622, 6776, 6958, 7568, 7952, 8428, 8591, 8624, 10406, 10934, 11858, 12212, 12496, 13244, 13552, 13916, 16856, 17182, 20812, 21371, 21868, 23177, 23716, 24424, 26488, 27832, 33583, 33712, 34364, 36421, 38269, 41624, 42742, 43736, 46354, 47432, 48848, 52976, 55664, 60137, 67166, 68728, 72842, 76538, 83248, 85484, 87472, 92708, 94864, 120274, 134332, 137456, 145684, 149597, 153076, 170968, 185416, 235081, 240548, 254947, 268664, 291368, 299194, 306152, 341936, 369413, 370832, 420959, 470162, 481096, 509894, 537328, 582736, 598388, 612304, 738826, 841918, 940324, 962192, 1019788, 1196776, 1477652, 1645567, 1683836, 1880648, 2039576, 2393552, 2585891, 2955304, 3291134, 3367672, 3761296, 4079152, 5171782, 5910608, 6582268, 6735344, 10343564, 13164536, 18101237, 20687128, 26329072, 36202474, 41374256, 72404948, 144809896, 289619792]

約数ペア:

[(1, 289619792), (2, 144809896), (4, 72404948), (7, 41374256), (8, 36202474), (11, 26329072), (14, 20687128), (16, 18101237), (22, 13164536), (28, 10343564), (43, 6735344), (44, 6582268), (49, 5910608), (56, 5171782), (71, 4079152), (77, 3761296), (86, 3367672), (88, 3291134), (98, 2955304), (112, 2585891), (121, 2393552), (142, 2039576), (154, 1880648), (172, 1683836), (176, 1645567), (196, 1477652), (242, 1196776), (284, 1019788), (301, 962192), (308, 940324), (344, 841918), (392, 738826), (473, 612304), (484, 598388), (497, 582736), (539, 537328), (568, 509894), (602, 481096), (616, 470162), (688, 420959), (781, 370832), (784, 369413), (847, 341936), (946, 306152), (968, 299194), (994, 291368), (1078, 268664), (1136, 254947), (1204, 240548), (1232, 235081), (1562, 185416), (1694, 170968), (1892, 153076), (1936, 149597), (1988, 145684), (2107, 137456), (2156, 134332), (2408, 120274), (3053, 94864), (3124, 92708), (3311, 87472), (3388, 85484), (3479, 83248), (3784, 76538), (3976, 72842), (4214, 68728), (4312, 67166), (4816, 60137), (5203, 55664), (5467, 52976), (5929, 48848), (6106, 47432), (6248, 46354), (6622, 43736), (6776, 42742), (6958, 41624), (7568, 38269), (7952, 36421), (8428, 34364), (8591, 33712), (8624, 33583), (10406, 27832), (10934, 26488), (11858, 24424), (12212, 23716), (12496, 23177), (13244, 21868), (13552, 21371), (13916, 20812), (16856, 17182)]