20906879520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:780

約数の個数: 384

約数和(自身を含む): 72361900800

約数和(自身を除く): 51455021280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 38, 40, 48, 57, 58, 60, 76, 80, 87, 95, 96, 114, 116, 120, 137, 145, 152, 160, 174, 190, 228, 232, 240, 274, 285, 290, 304, 348, 380, 411, 435, 456, 464, 480, 548, 551, 570, 577, 580, 608, 685, 696, 760, 822, 870, 912, 928, 1096, 1102, 1140, 1154, 1160, 1370, 1392, 1520, 1644, 1653, 1731, 1740, 1824, 2055, 2192, 2204, 2280, 2308, 2320, 2603, 2740, 2755, 2784, 2885, 3040, 3288, 3306, 3462, 3480, 3973, 4110, 4384, 4408, 4560, 4616, 4640, 5206, 5480, 5510, 5770, 6576, 6612, 6924, 6960, 7809, 7946, 8220, 8265, 8655, 8816, 9120, 9232, 10412, 10960, 10963, 11020, 11540, 11919, 13015, 13152, 13224, 13848, 13920, 15618, 15892, 16440, 16530, 16733, 17310, 17632, 18464, 19865, 20824, 21920, 21926, 22040, 23080, 23838, 26030, 26448, 27696, 31236, 31784, 32880, 32889, 33060, 33466, 34620, 39045, 39730, 41648, 43852, 44080, 46160, 47676, 50199, 52060, 52896, 54815, 55392, 59595, 62472, 63568, 65760, 65778, 66120, 66932, 69240, 75487, 78090, 79049, 79460, 83296, 83665, 87704, 88160, 92320, 95352, 100398, 104120, 109630, 119190, 124944, 127136, 131556, 132240, 133864, 138480, 150974, 156180, 158098, 158920, 164445, 167330, 175408, 190704, 200796, 208240, 219260, 226461, 237147, 238380, 249888, 250995, 263112, 264480, 267728, 276960, 301948, 312360, 316196, 317840, 317927, 328890, 334660, 350816, 377435, 381408, 395245, 401592, 416480, 438520, 452922, 474294, 476760, 501990, 526224, 535456, 603896, 624720, 632392, 635680, 635854, 657780, 669320, 754870, 790490, 803184, 877040, 905844, 948588, 953520, 953781, 1003980, 1052448, 1132305, 1185735, 1207792, 1249440, 1264784, 1271708, 1315560, 1338640, 1501931, 1509740, 1580980, 1589635, 1606368, 1754080, 1811688, 1897176, 1907040, 1907562, 2007960, 2264610, 2292421, 2371470, 2415584, 2529568, 2543416, 2631120, 2677280, 3003862, 3019480, 3161960, 3179270, 3623376, 3794352, 3815124, 4015920, 4505793, 4529220, 4584842, 4742940, 4768905, 5086832, 5262240, 6007724, 6038960, 6323920, 6358540, 6877263, 7246752, 7509655, 7588704, 7630248, 8031840, 9011586, 9058440, 9169684, 9485880, 9537810, 10173664, 11462105, 12015448, 12077920, 12647840, 12717080, 13754526, 15019310, 15260496, 18023172, 18116880, 18339368, 18971760, 19075620, 22528965, 22924210, 24030896, 25434160, 27509052, 30038620, 30520992, 34386315, 36046344, 36233760, 36678736, 37943520, 38151240, 43555999, 45057930, 45848420, 48061792, 50868320, 55018104, 60077240, 68772630, 72092688, 73357472, 76302480, 87111998, 90115860, 91696840, 110036208, 120154480, 130667997, 137545260, 144185376, 152604960, 174223996, 180231720, 183393680, 217779995, 220072416, 240308960, 261335994, 275090520, 348447992, 360463440, 366787360, 435559990, 522671988, 550181040, 653339985, 696895984, 720926880, 871119980, 1045343976, 1100362080, 1306679970, 1393791968, 1742239960, 2090687952, 2613359940, 3484479920, 4181375904, 5226719880, 6968959840, 10453439760, 20906879520]

約数ペア:

[(1, 20906879520), (2, 10453439760), (3, 6968959840), (4, 5226719880), (5, 4181375904), (6, 3484479920), (8, 2613359940), (10, 2090687952), (12, 1742239960), (15, 1393791968), (16, 1306679970), (19, 1100362080), (20, 1045343976), (24, 871119980), (29, 720926880), (30, 696895984), (32, 653339985), (38, 550181040), (40, 522671988), (48, 435559990), (57, 366787360), (58, 360463440), (60, 348447992), (76, 275090520), (80, 261335994), (87, 240308960), (95, 220072416), (96, 217779995), (114, 183393680), (116, 180231720), (120, 174223996), (137, 152604960), (145, 144185376), (152, 137545260), (160, 130667997), (174, 120154480), (190, 110036208), (228, 91696840), (232, 90115860), (240, 87111998), (274, 76302480), (285, 73357472), (290, 72092688), (304, 68772630), (348, 60077240), (380, 55018104), (411, 50868320), (435, 48061792), (456, 45848420), (464, 45057930), (480, 43555999), (548, 38151240), (551, 37943520), (570, 36678736), (577, 36233760), (580, 36046344), (608, 34386315), (685, 30520992), (696, 30038620), (760, 27509052), (822, 25434160), (870, 24030896), (912, 22924210), (928, 22528965), (1096, 19075620), (1102, 18971760), (1140, 18339368), (1154, 18116880), (1160, 18023172), (1370, 15260496), (1392, 15019310), (1520, 13754526), (1644, 12717080), (1653, 12647840), (1731, 12077920), (1740, 12015448), (1824, 11462105), (2055, 10173664), (2192, 9537810), (2204, 9485880), (2280, 9169684), (2308, 9058440), (2320, 9011586), (2603, 8031840), (2740, 7630248), (2755, 7588704), (2784, 7509655), (2885, 7246752), (3040, 6877263), (3288, 6358540), (3306, 6323920), (3462, 6038960), (3480, 6007724), (3973, 5262240), (4110, 5086832), (4384, 4768905), (4408, 4742940), (4560, 4584842), (4616, 4529220), (4640, 4505793), (5206, 4015920), (5480, 3815124), (5510, 3794352), (5770, 3623376), (6576, 3179270), (6612, 3161960), (6924, 3019480), (6960, 3003862), (7809, 2677280), (7946, 2631120), (8220, 2543416), (8265, 2529568), (8655, 2415584), (8816, 2371470), (9120, 2292421), (9232, 2264610), (10412, 2007960), (10960, 1907562), (10963, 1907040), (11020, 1897176), (11540, 1811688), (11919, 1754080), (13015, 1606368), (13152, 1589635), (13224, 1580980), (13848, 1509740), (13920, 1501931), (15618, 1338640), (15892, 1315560), (16440, 1271708), (16530, 1264784), (16733, 1249440), (17310, 1207792), (17632, 1185735), (18464, 1132305), (19865, 1052448), (20824, 1003980), (21920, 953781), (21926, 953520), (22040, 948588), (23080, 905844), (23838, 877040), (26030, 803184), (26448, 790490), (27696, 754870), (31236, 669320), (31784, 657780), (32880, 635854), (32889, 635680), (33060, 632392), (33466, 624720), (34620, 603896), (39045, 535456), (39730, 526224), (41648, 501990), (43852, 476760), (44080, 474294), (46160, 452922), (47676, 438520), (50199, 416480), (52060, 401592), (52896, 395245), (54815, 381408), (55392, 377435), (59595, 350816), (62472, 334660), (63568, 328890), (65760, 317927), (65778, 317840), (66120, 316196), (66932, 312360), (69240, 301948), (75487, 276960), (78090, 267728), (79049, 264480), (79460, 263112), (83296, 250995), (83665, 249888), (87704, 238380), (88160, 237147), (92320, 226461), (95352, 219260), (100398, 208240), (104120, 200796), (109630, 190704), (119190, 175408), (124944, 167330), (127136, 164445), (131556, 158920), (132240, 158098), (133864, 156180), (138480, 150974)]