1327056640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11393}}^1$

素因数の和:11434

約数の個数: 144

約数和(自身を含む): 3912608448

約数和(自身を除く): 2585551808

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2912, 3328, 3640, 4160, 4480, 5824, 7280, 8320, 8960, 11393, 11648, 14560, 16640, 22786, 23296, 29120, 45572, 56965, 58240, 79751, 91144, 113930, 116480, 148109, 159502, 182288, 227860, 296218, 319004, 364576, 398755, 455720, 592436, 638008, 729152, 740545, 797510, 911440, 1036763, 1184872, 1276016, 1458304, 1481090, 1595020, 1822880, 2073526, 2369744, 2552032, 2916608, 2962180, 3190040, 3645760, 4147052, 4739488, 5104064, 5183815, 5924360, 6380080, 7291520, 8294104, 9478976, 10208128, 10367630, 11848720, 12760160, 14583040, 16588208, 18957952, 20416256, 20735260, 23697440, 25520320, 33176416, 37915904, 41470520, 47394880, 51040640, 66352832, 82941040, 94789760, 102081280, 132705664, 165882080, 189579520, 265411328, 331764160, 663528320, 1327056640]

約数ペア:

[(1, 1327056640), (2, 663528320), (4, 331764160), (5, 265411328), (7, 189579520), (8, 165882080), (10, 132705664), (13, 102081280), (14, 94789760), (16, 82941040), (20, 66352832), (26, 51040640), (28, 47394880), (32, 41470520), (35, 37915904), (40, 33176416), (52, 25520320), (56, 23697440), (64, 20735260), (65, 20416256), (70, 18957952), (80, 16588208), (91, 14583040), (104, 12760160), (112, 11848720), (128, 10367630), (130, 10208128), (140, 9478976), (160, 8294104), (182, 7291520), (208, 6380080), (224, 5924360), (256, 5183815), (260, 5104064), (280, 4739488), (320, 4147052), (364, 3645760), (416, 3190040), (448, 2962180), (455, 2916608), (520, 2552032), (560, 2369744), (640, 2073526), (728, 1822880), (832, 1595020), (896, 1481090), (910, 1458304), (1040, 1276016), (1120, 1184872), (1280, 1036763), (1456, 911440), (1664, 797510), (1792, 740545), (1820, 729152), (2080, 638008), (2240, 592436), (2912, 455720), (3328, 398755), (3640, 364576), (4160, 319004), (4480, 296218), (5824, 227860), (7280, 182288), (8320, 159502), (8960, 148109), (11393, 116480), (11648, 113930), (14560, 91144), (16640, 79751), (22786, 58240), (23296, 56965), (29120, 45572)]