20559617400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{35731}}^1$

素因数の和:35894

約数の個数: 192

約数和(自身を含む): 73373518080

約数和(自身を除く): 52813900680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 137, 140, 150, 168, 175, 200, 210, 274, 280, 300, 350, 411, 420, 525, 548, 600, 685, 700, 822, 840, 959, 1050, 1096, 1370, 1400, 1644, 1918, 2055, 2100, 2740, 2877, 3288, 3425, 3836, 4110, 4200, 4795, 5480, 5754, 6850, 7672, 8220, 9590, 10275, 11508, 13700, 14385, 16440, 19180, 20550, 23016, 23975, 27400, 28770, 35731, 38360, 41100, 47950, 57540, 71462, 71925, 82200, 95900, 107193, 115080, 142924, 143850, 178655, 191800, 214386, 250117, 285848, 287700, 357310, 428772, 500234, 535965, 575400, 714620, 750351, 857544, 893275, 1000468, 1071930, 1250585, 1429240, 1500702, 1786550, 2000936, 2143860, 2501170, 2679825, 3001404, 3573100, 3751755, 4287720, 4895147, 5002340, 5359650, 6002808, 6252925, 7146200, 7503510, 9790294, 10004680, 10719300, 12505850, 14685441, 15007020, 18758775, 19580588, 21438600, 24475735, 25011700, 29370882, 30014040, 34266029, 37517550, 39161176, 48951470, 50023400, 58741764, 68532058, 73427205, 75035100, 97902940, 102798087, 117483528, 122378675, 137064116, 146854410, 150070200, 171330145, 195805880, 205596174, 244757350, 274128232, 293708820, 342660290, 367136025, 411192348, 489514700, 513990435, 587417640, 685320580, 734272050, 822384696, 856650725, 979029400, 1027980870, 1370641160, 1468544100, 1713301450, 2055961740, 2569952175, 2937088200, 3426602900, 4111923480, 5139904350, 6853205800, 10279808700, 20559617400]

約数ペア:

[(1, 20559617400), (2, 10279808700), (3, 6853205800), (4, 5139904350), (5, 4111923480), (6, 3426602900), (7, 2937088200), (8, 2569952175), (10, 2055961740), (12, 1713301450), (14, 1468544100), (15, 1370641160), (20, 1027980870), (21, 979029400), (24, 856650725), (25, 822384696), (28, 734272050), (30, 685320580), (35, 587417640), (40, 513990435), (42, 489514700), (50, 411192348), (56, 367136025), (60, 342660290), (70, 293708820), (75, 274128232), (84, 244757350), (100, 205596174), (105, 195805880), (120, 171330145), (137, 150070200), (140, 146854410), (150, 137064116), (168, 122378675), (175, 117483528), (200, 102798087), (210, 97902940), (274, 75035100), (280, 73427205), (300, 68532058), (350, 58741764), (411, 50023400), (420, 48951470), (525, 39161176), (548, 37517550), (600, 34266029), (685, 30014040), (700, 29370882), (822, 25011700), (840, 24475735), (959, 21438600), (1050, 19580588), (1096, 18758775), (1370, 15007020), (1400, 14685441), (1644, 12505850), (1918, 10719300), (2055, 10004680), (2100, 9790294), (2740, 7503510), (2877, 7146200), (3288, 6252925), (3425, 6002808), (3836, 5359650), (4110, 5002340), (4200, 4895147), (4795, 4287720), (5480, 3751755), (5754, 3573100), (6850, 3001404), (7672, 2679825), (8220, 2501170), (9590, 2143860), (10275, 2000936), (11508, 1786550), (13700, 1500702), (14385, 1429240), (16440, 1250585), (19180, 1071930), (20550, 1000468), (23016, 893275), (23975, 857544), (27400, 750351), (28770, 714620), (35731, 575400), (38360, 535965), (41100, 500234), (47950, 428772), (57540, 357310), (71462, 287700), (71925, 285848), (82200, 250117), (95900, 214386), (107193, 191800), (115080, 178655), (142924, 143850)]