840489216

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2084

約数の個数: 144

約数和(自身を含む): 2590156800

約数和(自身を除く): 1749667584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 128, 158, 168, 192, 224, 237, 256, 316, 336, 384, 448, 474, 553, 632, 672, 768, 896, 948, 1106, 1264, 1344, 1659, 1792, 1896, 1979, 2212, 2528, 2688, 3318, 3792, 3958, 4424, 5056, 5376, 5937, 6636, 7584, 7916, 8848, 10112, 11874, 13272, 13853, 15168, 15832, 17696, 20224, 23748, 26544, 27706, 30336, 31664, 35392, 41559, 47496, 53088, 55412, 60672, 63328, 70784, 83118, 94992, 106176, 110824, 126656, 141568, 156341, 166236, 189984, 212352, 221648, 253312, 312682, 332472, 379968, 424704, 443296, 469023, 506624, 625364, 664944, 759936, 886592, 938046, 1094387, 1250728, 1329888, 1519872, 1773184, 1876092, 2188774, 2501456, 2659776, 3283161, 3546368, 3752184, 4377548, 5002912, 5319552, 6566322, 7504368, 8755096, 10005824, 10639104, 13132644, 15008736, 17510192, 20011648, 26265288, 30017472, 35020384, 40023296, 52530576, 60034944, 70040768, 105061152, 120069888, 140081536, 210122304, 280163072, 420244608, 840489216]

約数ペア:

[(1, 840489216), (2, 420244608), (3, 280163072), (4, 210122304), (6, 140081536), (7, 120069888), (8, 105061152), (12, 70040768), (14, 60034944), (16, 52530576), (21, 40023296), (24, 35020384), (28, 30017472), (32, 26265288), (42, 20011648), (48, 17510192), (56, 15008736), (64, 13132644), (79, 10639104), (84, 10005824), (96, 8755096), (112, 7504368), (128, 6566322), (158, 5319552), (168, 5002912), (192, 4377548), (224, 3752184), (237, 3546368), (256, 3283161), (316, 2659776), (336, 2501456), (384, 2188774), (448, 1876092), (474, 1773184), (553, 1519872), (632, 1329888), (672, 1250728), (768, 1094387), (896, 938046), (948, 886592), (1106, 759936), (1264, 664944), (1344, 625364), (1659, 506624), (1792, 469023), (1896, 443296), (1979, 424704), (2212, 379968), (2528, 332472), (2688, 312682), (3318, 253312), (3792, 221648), (3958, 212352), (4424, 189984), (5056, 166236), (5376, 156341), (5937, 141568), (6636, 126656), (7584, 110824), (7916, 106176), (8848, 94992), (10112, 83118), (11874, 70784), (13272, 63328), (13853, 60672), (15168, 55412), (15832, 53088), (17696, 47496), (20224, 41559), (23748, 35392), (26544, 31664), (27706, 30336)]