20454910560

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11920

約数の個数: 480

約数和(自身を含む): 86850973440

約数和(自身を除く): 66396062880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 210, 216, 224, 228, 240, 252, 266, 270, 280, 285, 288, 304, 315, 324, 336, 342, 360, 378, 380, 399, 405, 420, 432, 456, 480, 504, 513, 532, 540, 560, 567, 570, 608, 630, 648, 665, 672, 684, 720, 756, 760, 798, 810, 840, 855, 864, 912, 945, 1008, 1026, 1064, 1080, 1120, 1134, 1140, 1197, 1260, 1296, 1330, 1368, 1440, 1512, 1520, 1539, 1596, 1620, 1680, 1710, 1824, 1890, 1995, 2016, 2052, 2128, 2160, 2268, 2280, 2394, 2520, 2565, 2592, 2660, 2736, 2835, 3024, 3040, 3078, 3192, 3240, 3360, 3420, 3591, 3780, 3990, 4104, 4256, 4320, 4536, 4560, 4788, 5040, 5130, 5320, 5472, 5670, 5985, 6048, 6156, 6384, 6480, 6840, 7182, 7560, 7695, 7980, 8208, 9072, 9120, 9576, 10080, 10260, 10640, 10773, 11340, 11867, 11970, 12312, 12768, 12960, 13680, 14364, 15120, 15390, 15960, 16416, 17955, 18144, 19152, 20520, 21280, 21546, 22680, 23734, 23940, 24624, 27360, 28728, 30240, 30780, 31920, 35601, 35910, 38304, 41040, 43092, 45360, 47468, 47880, 49248, 53865, 57456, 59335, 61560, 63840, 71202, 71820, 82080, 83069, 86184, 90720, 94936, 95760, 106803, 107730, 114912, 118670, 123120, 142404, 143640, 166138, 172368, 178005, 189872, 191520, 213606, 215460, 225473, 237340, 246240, 249207, 284808, 287280, 320409, 332276, 344736, 356010, 379744, 415345, 427212, 430920, 450946, 474680, 498414, 534015, 569616, 574560, 640818, 664552, 676419, 712020, 747621, 830690, 854424, 861840, 901892, 949360, 961227, 996828, 1068030, 1127365, 1139232, 1246035, 1281636, 1329104, 1352838, 1424040, 1495242, 1578311, 1602045, 1661380, 1708848, 1723680, 1803784, 1898720, 1922454, 1993656, 2029257, 2136060, 2242863, 2254730, 2492070, 2563272, 2658208, 2705676, 2848080, 2990484, 3156622, 3204090, 3322760, 3382095, 3417696, 3607568, 3738105, 3844908, 3987312, 4058514, 4272120, 4485726, 4509460, 4734933, 4806135, 4984140, 5126544, 5411352, 5696160, 5980968, 6087771, 6313244, 6408180, 6645520, 6728589, 6764190, 7215136, 7476210, 7689816, 7891555, 7974624, 8117028, 8544240, 8971452, 9018920, 9469866, 9612270, 9968280, 10146285, 10253088, 10822704, 11214315, 11961936, 12175542, 12626488, 12816360, 13291040, 13457178, 13528380, 14204799, 14952420, 15379632, 15783110, 16234056, 17088480, 17942904, 18037840, 18263313, 18939732, 19224540, 19936560, 20292570, 21645408, 22428630, 23674665, 23923872, 24351084, 25252976, 25632720, 26914356, 27056760, 28409598, 29904840, 30438855, 30759264, 31566220, 32468112, 33642945, 35885808, 36075680, 36526626, 37879464, 38449080, 39873120, 40585140, 42614397, 44857260, 47349330, 48702168, 50505952, 51265440, 53828712, 54113520, 56819196, 59809680, 60877710, 63132440, 64936224, 67285890, 71023995, 71771616, 73053252, 75758928, 76898160, 81170280, 85228794, 89714520, 91316565, 94698660, 97404336, 107657424, 108227040, 113638392, 119619360, 121755420, 126264880, 127843191, 134571780, 142047990, 146106504, 151517856, 153796320, 162340560, 170457588, 179429040, 182633130, 189397320, 194808672, 213071985, 215314848, 227276784, 243510840, 252529760, 255686382, 269143560, 284095980, 292213008, 324681120, 340915176, 358858080, 365266260, 378794640, 426143970, 454553568, 487021680, 511372764, 538287120, 568191960, 584426016, 639215955, 681830352, 730532520, 757589280, 852287940, 974043360, 1022745528, 1076574240, 1136383920, 1278431910, 1363660704, 1461065040, 1704575880, 2045491056, 2272767840, 2556863820, 2922130080, 3409151760, 4090982112, 5113727640, 6818303520, 10227455280, 20454910560]

約数ペア:

[(1, 20454910560), (2, 10227455280), (3, 6818303520), (4, 5113727640), (5, 4090982112), (6, 3409151760), (7, 2922130080), (8, 2556863820), (9, 2272767840), (10, 2045491056), (12, 1704575880), (14, 1461065040), (15, 1363660704), (16, 1278431910), (18, 1136383920), (19, 1076574240), (20, 1022745528), (21, 974043360), (24, 852287940), (27, 757589280), (28, 730532520), (30, 681830352), (32, 639215955), (35, 584426016), (36, 568191960), (38, 538287120), (40, 511372764), (42, 487021680), (45, 454553568), (48, 426143970), (54, 378794640), (56, 365266260), (57, 358858080), (60, 340915176), (63, 324681120), (70, 292213008), (72, 284095980), (76, 269143560), (80, 255686382), (81, 252529760), (84, 243510840), (90, 227276784), (95, 215314848), (96, 213071985), (105, 194808672), (108, 189397320), (112, 182633130), (114, 179429040), (120, 170457588), (126, 162340560), (133, 153796320), (135, 151517856), (140, 146106504), (144, 142047990), (152, 134571780), (160, 127843191), (162, 126264880), (168, 121755420), (171, 119619360), (180, 113638392), (189, 108227040), (190, 107657424), (210, 97404336), (216, 94698660), (224, 91316565), (228, 89714520), (240, 85228794), (252, 81170280), (266, 76898160), (270, 75758928), (280, 73053252), (285, 71771616), (288, 71023995), (304, 67285890), (315, 64936224), (324, 63132440), (336, 60877710), (342, 59809680), (360, 56819196), (378, 54113520), (380, 53828712), (399, 51265440), (405, 50505952), (420, 48702168), (432, 47349330), (456, 44857260), (480, 42614397), (504, 40585140), (513, 39873120), (532, 38449080), (540, 37879464), (560, 36526626), (567, 36075680), (570, 35885808), (608, 33642945), (630, 32468112), (648, 31566220), (665, 30759264), (672, 30438855), (684, 29904840), (720, 28409598), (756, 27056760), (760, 26914356), (798, 25632720), (810, 25252976), (840, 24351084), (855, 23923872), (864, 23674665), (912, 22428630), (945, 21645408), (1008, 20292570), (1026, 19936560), (1064, 19224540), (1080, 18939732), (1120, 18263313), (1134, 18037840), (1140, 17942904), (1197, 17088480), (1260, 16234056), (1296, 15783110), (1330, 15379632), (1368, 14952420), (1440, 14204799), (1512, 13528380), (1520, 13457178), (1539, 13291040), (1596, 12816360), (1620, 12626488), (1680, 12175542), (1710, 11961936), (1824, 11214315), (1890, 10822704), (1995, 10253088), (2016, 10146285), (2052, 9968280), (2128, 9612270), (2160, 9469866), (2268, 9018920), (2280, 8971452), (2394, 8544240), (2520, 8117028), (2565, 7974624), (2592, 7891555), (2660, 7689816), (2736, 7476210), (2835, 7215136), (3024, 6764190), (3040, 6728589), (3078, 6645520), (3192, 6408180), (3240, 6313244), (3360, 6087771), (3420, 5980968), (3591, 5696160), (3780, 5411352), (3990, 5126544), (4104, 4984140), (4256, 4806135), (4320, 4734933), (4536, 4509460), (4560, 4485726), (4788, 4272120), (5040, 4058514), (5130, 3987312), (5320, 3844908), (5472, 3738105), (5670, 3607568), (5985, 3417696), (6048, 3382095), (6156, 3322760), (6384, 3204090), (6480, 3156622), (6840, 2990484), (7182, 2848080), (7560, 2705676), (7695, 2658208), (7980, 2563272), (8208, 2492070), (9072, 2254730), (9120, 2242863), (9576, 2136060), (10080, 2029257), (10260, 1993656), (10640, 1922454), (10773, 1898720), (11340, 1803784), (11867, 1723680), (11970, 1708848), (12312, 1661380), (12768, 1602045), (12960, 1578311), (13680, 1495242), (14364, 1424040), (15120, 1352838), (15390, 1329104), (15960, 1281636), (16416, 1246035), (17955, 1139232), (18144, 1127365), (19152, 1068030), (20520, 996828), (21280, 961227), (21546, 949360), (22680, 901892), (23734, 861840), (23940, 854424), (24624, 830690), (27360, 747621), (28728, 712020), (30240, 676419), (30780, 664552), (31920, 640818), (35601, 574560), (35910, 569616), (38304, 534015), (41040, 498414), (43092, 474680), (45360, 450946), (47468, 430920), (47880, 427212), (49248, 415345), (53865, 379744), (57456, 356010), (59335, 344736), (61560, 332276), (63840, 320409), (71202, 287280), (71820, 284808), (82080, 249207), (83069, 246240), (86184, 237340), (90720, 225473), (94936, 215460), (95760, 213606), (106803, 191520), (107730, 189872), (114912, 178005), (118670, 172368), (123120, 166138), (142404, 143640)]