20820525660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:631

約数の個数: 576

約数和(自身を含む): 77506867200

約数和(自身を除く): 56686341540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 27, 30, 31, 33, 36, 38, 44, 45, 54, 55, 57, 60, 62, 66, 76, 90, 93, 95, 99, 108, 110, 114, 121, 124, 132, 135, 155, 165, 171, 180, 186, 190, 198, 209, 220, 228, 242, 270, 279, 285, 297, 310, 330, 341, 342, 363, 372, 380, 396, 418, 465, 484, 495, 513, 540, 541, 558, 570, 589, 594, 605, 620, 627, 660, 682, 684, 726, 836, 837, 855, 930, 990, 1023, 1026, 1045, 1082, 1089, 1116, 1140, 1178, 1188, 1210, 1254, 1364, 1395, 1452, 1485, 1623, 1674, 1705, 1710, 1767, 1815, 1860, 1881, 1980, 2046, 2052, 2090, 2164, 2178, 2299, 2356, 2420, 2508, 2565, 2705, 2790, 2945, 2970, 3069, 3135, 3246, 3267, 3348, 3410, 3420, 3534, 3630, 3751, 3762, 4092, 4180, 4185, 4356, 4598, 4869, 5115, 5130, 5301, 5410, 5445, 5580, 5643, 5890, 5940, 5951, 6138, 6270, 6479, 6492, 6534, 6820, 6897, 7068, 7260, 7502, 7524, 8115, 8370, 8835, 9196, 9207, 9405, 9738, 10230, 10260, 10279, 10602, 10820, 10890, 11253, 11286, 11495, 11780, 11902, 12276, 12540, 12958, 13068, 13794, 14607, 15004, 15345, 15903, 16230, 16335, 16740, 16771, 17670, 17853, 18414, 18755, 18810, 19437, 19476, 20460, 20558, 20691, 21204, 21780, 22506, 22572, 22990, 23804, 24345, 25916, 26505, 27588, 28215, 29214, 29755, 30690, 30837, 31806, 32395, 32460, 32670, 33542, 33759, 34485, 35340, 35706, 36828, 37510, 37620, 38874, 41116, 41382, 45012, 45980, 46035, 48690, 50313, 51395, 53010, 53559, 56265, 56430, 58311, 58428, 59510, 61380, 61674, 62073, 63612, 64790, 65340, 65461, 67084, 67518, 68970, 71269, 71412, 73035, 75020, 77748, 79515, 82764, 83855, 89265, 92070, 92511, 97185, 97380, 100626, 101277, 102790, 103455, 106020, 107118, 112530, 112860, 113069, 116622, 119020, 123348, 124146, 129580, 130922, 135036, 137940, 142538, 146070, 150939, 154185, 159030, 160677, 167710, 168795, 174933, 178530, 184140, 184481, 185022, 194370, 196383, 201252, 202554, 205580, 206910, 213807, 214236, 225060, 226138, 233244, 248292, 251565, 261844, 267795, 277533, 285076, 291555, 292140, 301878, 308370, 310365, 318060, 318649, 321354, 327305, 335420, 337590, 339207, 349866, 356345, 357060, 368962, 370044, 388740, 392766, 405108, 413820, 427614, 452276, 452817, 462555, 503130, 506385, 535590, 553443, 555066, 565345, 583110, 589149, 603756, 616740, 620730, 637298, 641421, 642708, 654610, 675180, 678414, 699732, 712690, 737924, 754695, 785532, 803385, 855228, 874665, 905634, 922405, 925110, 955947, 981915, 1006260, 1012770, 1017621, 1069035, 1071180, 1106886, 1110132, 1130690, 1166220, 1178298, 1241460, 1243759, 1274596, 1282842, 1309220, 1356828, 1387665, 1425380, 1509390, 1593245, 1606770, 1660329, 1696035, 1749330, 1767447, 1811268, 1844810, 1850220, 1911894, 1924263, 1963830, 2025540, 2029291, 2035242, 2138070, 2213772, 2261380, 2264085, 2356596, 2487518, 2565684, 2767215, 2775330, 2867841, 2945745, 3018780, 3052863, 3186490, 3207105, 3213540, 3320658, 3392070, 3498660, 3505139, 3534894, 3689620, 3731277, 3823788, 3848526, 3927660, 4058582, 4070484, 4276140, 4528170, 4779735, 4975036, 4980987, 5088105, 5534430, 5550660, 5735682, 5891490, 6087873, 6105726, 6218795, 6372980, 6414210, 6641316, 6784140, 7010278, 7069788, 7462554, 7697052, 8117164, 8301645, 8603523, 8837235, 9056340, 9559470, 9621315, 9961974, 10146455, 10176210, 10515417, 11068860, 11193831, 11471364, 11782980, 12175746, 12211452, 12437590, 12828420, 14020556, 14339205, 14925108, 15264315, 16603290, 17207046, 17525695, 17674470, 18263619, 18656385, 19118940, 19242630, 19923948, 20292910, 20352420, 21030834, 22387662, 24351492, 24875180, 24904935, 28678410, 30439365, 30528630, 31546251, 33206580, 33581493, 34414092, 35051390, 35348940, 36527238, 37312770, 38485260, 38556529, 40585820, 42061668, 43017615, 44775324, 49809870, 52577085, 54790857, 55969155, 57356820, 60878730, 61057260, 63092502, 67162986, 70102780, 73054476, 74625540, 77113058, 86035230, 91318095, 94638753, 99619740, 105154170, 109581714, 111938310, 115669587, 121757460, 126185004, 134325972, 154226116, 157731255, 167907465, 172070460, 182636190, 189277506, 192782645, 210308340, 219163428, 223876620, 231339174, 273954285, 315462510, 335814930, 347008761, 365272380, 378555012, 385565290, 462678348, 473193765, 547908570, 578347935, 630925020, 671629860, 694017522, 771130580, 946387530, 1041026283, 1095817140, 1156695870, 1388035044, 1735043805, 1892775060, 2082052566, 2313391740, 3470087610, 4164105132, 5205131415, 6940175220, 10410262830, 20820525660]

約数ペア:

[(1, 20820525660), (2, 10410262830), (3, 6940175220), (4, 5205131415), (5, 4164105132), (6, 3470087610), (9, 2313391740), (10, 2082052566), (11, 1892775060), (12, 1735043805), (15, 1388035044), (18, 1156695870), (19, 1095817140), (20, 1041026283), (22, 946387530), (27, 771130580), (30, 694017522), (31, 671629860), (33, 630925020), (36, 578347935), (38, 547908570), (44, 473193765), (45, 462678348), (54, 385565290), (55, 378555012), (57, 365272380), (60, 347008761), (62, 335814930), (66, 315462510), (76, 273954285), (90, 231339174), (93, 223876620), (95, 219163428), (99, 210308340), (108, 192782645), (110, 189277506), (114, 182636190), (121, 172070460), (124, 167907465), (132, 157731255), (135, 154226116), (155, 134325972), (165, 126185004), (171, 121757460), (180, 115669587), (186, 111938310), (190, 109581714), (198, 105154170), (209, 99619740), (220, 94638753), (228, 91318095), (242, 86035230), (270, 77113058), (279, 74625540), (285, 73054476), (297, 70102780), (310, 67162986), (330, 63092502), (341, 61057260), (342, 60878730), (363, 57356820), (372, 55969155), (380, 54790857), (396, 52577085), (418, 49809870), (465, 44775324), (484, 43017615), (495, 42061668), (513, 40585820), (540, 38556529), (541, 38485260), (558, 37312770), (570, 36527238), (589, 35348940), (594, 35051390), (605, 34414092), (620, 33581493), (627, 33206580), (660, 31546251), (682, 30528630), (684, 30439365), (726, 28678410), (836, 24904935), (837, 24875180), (855, 24351492), (930, 22387662), (990, 21030834), (1023, 20352420), (1026, 20292910), (1045, 19923948), (1082, 19242630), (1089, 19118940), (1116, 18656385), (1140, 18263619), (1178, 17674470), (1188, 17525695), (1210, 17207046), (1254, 16603290), (1364, 15264315), (1395, 14925108), (1452, 14339205), (1485, 14020556), (1623, 12828420), (1674, 12437590), (1705, 12211452), (1710, 12175746), (1767, 11782980), (1815, 11471364), (1860, 11193831), (1881, 11068860), (1980, 10515417), (2046, 10176210), (2052, 10146455), (2090, 9961974), (2164, 9621315), (2178, 9559470), (2299, 9056340), (2356, 8837235), (2420, 8603523), (2508, 8301645), (2565, 8117164), (2705, 7697052), (2790, 7462554), (2945, 7069788), (2970, 7010278), (3069, 6784140), (3135, 6641316), (3246, 6414210), (3267, 6372980), (3348, 6218795), (3410, 6105726), (3420, 6087873), (3534, 5891490), (3630, 5735682), (3751, 5550660), (3762, 5534430), (4092, 5088105), (4180, 4980987), (4185, 4975036), (4356, 4779735), (4598, 4528170), (4869, 4276140), (5115, 4070484), (5130, 4058582), (5301, 3927660), (5410, 3848526), (5445, 3823788), (5580, 3731277), (5643, 3689620), (5890, 3534894), (5940, 3505139), (5951, 3498660), (6138, 3392070), (6270, 3320658), (6479, 3213540), (6492, 3207105), (6534, 3186490), (6820, 3052863), (6897, 3018780), (7068, 2945745), (7260, 2867841), (7502, 2775330), (7524, 2767215), (8115, 2565684), (8370, 2487518), (8835, 2356596), (9196, 2264085), (9207, 2261380), (9405, 2213772), (9738, 2138070), (10230, 2035242), (10260, 2029291), (10279, 2025540), (10602, 1963830), (10820, 1924263), (10890, 1911894), (11253, 1850220), (11286, 1844810), (11495, 1811268), (11780, 1767447), (11902, 1749330), (12276, 1696035), (12540, 1660329), (12958, 1606770), (13068, 1593245), (13794, 1509390), (14607, 1425380), (15004, 1387665), (15345, 1356828), (15903, 1309220), (16230, 1282842), (16335, 1274596), (16740, 1243759), (16771, 1241460), (17670, 1178298), (17853, 1166220), (18414, 1130690), (18755, 1110132), (18810, 1106886), (19437, 1071180), (19476, 1069035), (20460, 1017621), (20558, 1012770), (20691, 1006260), (21204, 981915), (21780, 955947), (22506, 925110), (22572, 922405), (22990, 905634), (23804, 874665), (24345, 855228), (25916, 803385), (26505, 785532), (27588, 754695), (28215, 737924), (29214, 712690), (29755, 699732), (30690, 678414), (30837, 675180), (31806, 654610), (32395, 642708), (32460, 641421), (32670, 637298), (33542, 620730), (33759, 616740), (34485, 603756), (35340, 589149), (35706, 583110), (36828, 565345), (37510, 555066), (37620, 553443), (38874, 535590), (41116, 506385), (41382, 503130), (45012, 462555), (45980, 452817), (46035, 452276), (48690, 427614), (50313, 413820), (51395, 405108), (53010, 392766), (53559, 388740), (56265, 370044), (56430, 368962), (58311, 357060), (58428, 356345), (59510, 349866), (61380, 339207), (61674, 337590), (62073, 335420), (63612, 327305), (64790, 321354), (65340, 318649), (65461, 318060), (67084, 310365), (67518, 308370), (68970, 301878), (71269, 292140), (71412, 291555), (73035, 285076), (75020, 277533), (77748, 267795), (79515, 261844), (82764, 251565), (83855, 248292), (89265, 233244), (92070, 226138), (92511, 225060), (97185, 214236), (97380, 213807), (100626, 206910), (101277, 205580), (102790, 202554), (103455, 201252), (106020, 196383), (107118, 194370), (112530, 185022), (112860, 184481), (113069, 184140), (116622, 178530), (119020, 174933), (123348, 168795), (124146, 167710), (129580, 160677), (130922, 159030), (135036, 154185), (137940, 150939), (142538, 146070)]