20714400

素因数分解:

$2^5\times 3^3\times 5^2\times 7^1\times {\mathrm{137}}^1$

素因数の和:173

約数の個数: 288

約数和(自身を含む): 86244480

約数和(自身を除く): 65530080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 126, 135, 137, 140, 144, 150, 160, 168, 175, 180, 189, 200, 210, 216, 224, 225, 240, 252, 270, 274, 280, 288, 300, 315, 336, 350, 360, 378, 400, 411, 420, 432, 450, 480, 504, 525, 540, 548, 560, 600, 630, 672, 675, 685, 700, 720, 756, 800, 822, 840, 864, 900, 945, 959, 1008, 1050, 1080, 1096, 1120, 1200, 1233, 1260, 1350, 1370, 1400, 1440, 1512, 1575, 1644, 1680, 1800, 1890, 1918, 2016, 2055, 2100, 2160, 2192, 2400, 2466, 2520, 2700, 2740, 2800, 2877, 3024, 3150, 3288, 3360, 3425, 3600, 3699, 3780, 3836, 4110, 4200, 4320, 4384, 4725, 4795, 4932, 5040, 5400, 5480, 5600, 5754, 6048, 6165, 6300, 6576, 6850, 7200, 7398, 7560, 7672, 8220, 8400, 8631, 9450, 9590, 9864, 10080, 10275, 10800, 10960, 11508, 12330, 12600, 13152, 13700, 14385, 14796, 15120, 15344, 16440, 16800, 17262, 18495, 18900, 19180, 19728, 20550, 21600, 21920, 23016, 23975, 24660, 25200, 25893, 27400, 28770, 29592, 30240, 30688, 30825, 32880, 34524, 36990, 37800, 38360, 39456, 41100, 43155, 46032, 47950, 49320, 50400, 51786, 54800, 57540, 59184, 61650, 65760, 69048, 71925, 73980, 75600, 76720, 82200, 86310, 92064, 92475, 95900, 98640, 103572, 109600, 115080, 118368, 123300, 129465, 138096, 143850, 147960, 151200, 153440, 164400, 172620, 184950, 191800, 197280, 207144, 215775, 230160, 246600, 258930, 276192, 287700, 295920, 328800, 345240, 369900, 383600, 414288, 431550, 460320, 493200, 517860, 575400, 591840, 647325, 690480, 739800, 767200, 828576, 863100, 986400, 1035720, 1150800, 1294650, 1380960, 1479600, 1726200, 2071440, 2301600, 2589300, 2959200, 3452400, 4142880, 5178600, 6904800, 10357200, 20714400]

約数ペア:

[(1, 20714400), (2, 10357200), (3, 6904800), (4, 5178600), (5, 4142880), (6, 3452400), (7, 2959200), (8, 2589300), (9, 2301600), (10, 2071440), (12, 1726200), (14, 1479600), (15, 1380960), (16, 1294650), (18, 1150800), (20, 1035720), (21, 986400), (24, 863100), (25, 828576), (27, 767200), (28, 739800), (30, 690480), (32, 647325), (35, 591840), (36, 575400), (40, 517860), (42, 493200), (45, 460320), (48, 431550), (50, 414288), (54, 383600), (56, 369900), (60, 345240), (63, 328800), (70, 295920), (72, 287700), (75, 276192), (80, 258930), (84, 246600), (90, 230160), (96, 215775), (100, 207144), (105, 197280), (108, 191800), (112, 184950), (120, 172620), (126, 164400), (135, 153440), (137, 151200), (140, 147960), (144, 143850), (150, 138096), (160, 129465), (168, 123300), (175, 118368), (180, 115080), (189, 109600), (200, 103572), (210, 98640), (216, 95900), (224, 92475), (225, 92064), (240, 86310), (252, 82200), (270, 76720), (274, 75600), (280, 73980), (288, 71925), (300, 69048), (315, 65760), (336, 61650), (350, 59184), (360, 57540), (378, 54800), (400, 51786), (411, 50400), (420, 49320), (432, 47950), (450, 46032), (480, 43155), (504, 41100), (525, 39456), (540, 38360), (548, 37800), (560, 36990), (600, 34524), (630, 32880), (672, 30825), (675, 30688), (685, 30240), (700, 29592), (720, 28770), (756, 27400), (800, 25893), (822, 25200), (840, 24660), (864, 23975), (900, 23016), (945, 21920), (959, 21600), (1008, 20550), (1050, 19728), (1080, 19180), (1096, 18900), (1120, 18495), (1200, 17262), (1233, 16800), (1260, 16440), (1350, 15344), (1370, 15120), (1400, 14796), (1440, 14385), (1512, 13700), (1575, 13152), (1644, 12600), (1680, 12330), (1800, 11508), (1890, 10960), (1918, 10800), (2016, 10275), (2055, 10080), (2100, 9864), (2160, 9590), (2192, 9450), (2400, 8631), (2466, 8400), (2520, 8220), (2700, 7672), (2740, 7560), (2800, 7398), (2877, 7200), (3024, 6850), (3150, 6576), (3288, 6300), (3360, 6165), (3425, 6048), (3600, 5754), (3699, 5600), (3780, 5480), (3836, 5400), (4110, 5040), (4200, 4932), (4320, 4795), (4384, 4725)]