20289979920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{953}}^1$

素因数の和:1047

約数の個数: 640

約数和(自身を含む): 81766195200

約数和(自身を除く): 61476215280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 23, 24, 28, 29, 30, 35, 38, 40, 42, 46, 48, 56, 57, 58, 60, 69, 70, 76, 80, 84, 87, 92, 95, 105, 112, 114, 115, 116, 120, 133, 138, 140, 145, 152, 161, 168, 174, 184, 190, 203, 210, 228, 230, 232, 240, 266, 276, 280, 285, 290, 304, 322, 336, 345, 348, 368, 380, 399, 406, 420, 435, 437, 456, 460, 464, 483, 532, 551, 552, 560, 570, 580, 609, 644, 665, 667, 690, 696, 760, 798, 805, 812, 840, 870, 874, 912, 920, 953, 966, 1015, 1064, 1102, 1104, 1140, 1160, 1218, 1288, 1311, 1330, 1334, 1380, 1392, 1520, 1596, 1610, 1624, 1653, 1680, 1740, 1748, 1840, 1906, 1932, 1995, 2001, 2030, 2128, 2185, 2204, 2280, 2320, 2415, 2436, 2576, 2622, 2660, 2668, 2755, 2760, 2859, 3045, 3059, 3192, 3220, 3248, 3306, 3335, 3480, 3496, 3812, 3857, 3864, 3990, 4002, 4060, 4370, 4408, 4560, 4669, 4765, 4830, 4872, 5244, 5320, 5336, 5510, 5520, 5718, 6090, 6118, 6384, 6440, 6555, 6612, 6670, 6671, 6960, 6992, 7624, 7714, 7728, 7980, 8004, 8120, 8265, 8740, 8816, 9177, 9338, 9530, 9660, 9744, 10005, 10488, 10640, 10672, 11020, 11436, 11571, 12180, 12236, 12673, 12880, 13110, 13224, 13340, 13342, 14007, 14295, 15248, 15295, 15428, 15960, 16008, 16240, 16530, 17480, 18107, 18354, 18676, 19060, 19285, 19320, 20010, 20013, 20976, 21919, 22040, 22872, 23142, 23345, 24360, 24472, 25346, 26220, 26448, 26680, 26684, 27637, 28014, 28590, 30590, 30856, 31920, 32016, 33060, 33355, 34960, 36214, 36708, 37352, 38019, 38120, 38570, 38640, 40020, 40026, 43838, 44080, 45744, 45885, 46284, 46690, 48720, 48944, 50692, 52440, 53360, 53368, 54321, 55274, 56028, 57180, 57855, 61180, 61712, 63365, 65757, 66120, 66710, 70035, 72428, 73416, 74704, 76038, 76240, 77140, 80040, 80052, 82911, 87676, 88711, 90535, 91770, 92568, 93380, 100065, 101384, 104880, 106736, 108642, 109595, 110548, 112056, 114360, 115710, 122360, 126730, 126749, 131514, 132240, 133420, 138185, 140070, 144856, 146832, 152076, 153433, 154280, 160080, 160104, 165822, 175352, 177422, 181070, 183540, 185136, 186760, 190095, 193459, 200130, 202768, 217284, 219190, 221096, 224112, 228720, 231420, 244720, 253460, 253498, 263028, 266133, 266840, 271605, 276370, 280140, 289712, 304152, 306866, 308560, 320208, 328785, 331644, 350704, 354844, 362140, 367080, 373520, 380190, 380247, 386918, 400260, 414555, 416461, 434568, 438380, 442192, 443555, 460299, 462840, 506920, 506996, 525103, 526056, 532266, 533680, 543210, 552740, 560280, 580377, 608304, 613732, 633745, 635651, 657570, 663288, 709688, 724280, 734160, 760380, 760494, 767165, 773836, 800520, 829110, 832922, 869136, 876760, 887110, 920598, 925680, 967295, 1013840, 1013992, 1050206, 1052112, 1064532, 1086420, 1105480, 1120560, 1160754, 1227464, 1249383, 1267490, 1271302, 1315140, 1326576, 1330665, 1419376, 1448560, 1520760, 1520988, 1534330, 1547672, 1575309, 1601040, 1658220, 1665844, 1753520, 1774220, 1841196, 1901235, 1906953, 1934590, 2027984, 2082305, 2100412, 2129064, 2172840, 2210960, 2301495, 2321508, 2454928, 2498766, 2534980, 2542604, 2625515, 2630280, 2661330, 2901885, 2915227, 3041520, 3041976, 3068660, 3095344, 3150618, 3178255, 3316440, 3331688, 3548440, 3675721, 3682392, 3802470, 3813906, 3869180, 4164610, 4200824, 4258128, 4345680, 4449557, 4602990, 4643016, 4997532, 5069960, 5085208, 5251030, 5260560, 5322660, 5803770, 5830454, 6083952, 6137320, 6246915, 6301236, 6356510, 6632880, 6663376, 7096880, 7351442, 7364784, 7604940, 7627812, 7738360, 7876545, 8329220, 8401648, 8745681, 8899114, 9205980, 9286032, 9534765, 9995064, 10139920, 10170416, 10502060, 10645320, 11027163, 11607540, 11660908, 12077369, 12274640, 12493830, 12602472, 12713020, 13348671, 14576135, 14702884, 15209880, 15255624, 15476720, 15753090, 16658440, 17491362, 17798228, 18378605, 18411960, 19069530, 19990128, 21004120, 21290640, 22054326, 22247785, 23215080, 23321816, 24154738, 24987660, 25204944, 25426040, 26697342, 29152270, 29405768, 30419760, 30511248, 31506180, 33316880, 34982724, 35596456, 36232107, 36757210, 36823920, 38139060, 42008240, 43728405, 44108652, 44495570, 46430160, 46643632, 48309476, 49975320, 50852080, 53394684, 55135815, 58304540, 58811536, 60386845, 63012360, 66743355, 69965448, 71192912, 72464214, 73514420, 76278120, 84541583, 87456810, 88217304, 88991140, 96618952, 99950640, 106789368, 110271630, 116609080, 120773690, 126024720, 133486710, 139930896, 144928428, 147028840, 152556240, 169083166, 174913620, 176434608, 177982280, 181160535, 193237904, 213578736, 220543260, 233218160, 241547380, 253624749, 266973420, 289856856, 294057680, 338166332, 349827240, 355964560, 362321070, 422707915, 441086520, 483094760, 507249498, 533946840, 579713712, 676332664, 699654480, 724642140, 845415830, 882173040, 966189520, 1014498996, 1067893680, 1268123745, 1352665328, 1449284280, 1690831660, 2028997992, 2536247490, 2898568560, 3381663320, 4057995984, 5072494980, 6763326640, 10144989960, 20289979920]

約数ペア:

[(1, 20289979920), (2, 10144989960), (3, 6763326640), (4, 5072494980), (5, 4057995984), (6, 3381663320), (7, 2898568560), (8, 2536247490), (10, 2028997992), (12, 1690831660), (14, 1449284280), (15, 1352665328), (16, 1268123745), (19, 1067893680), (20, 1014498996), (21, 966189520), (23, 882173040), (24, 845415830), (28, 724642140), (29, 699654480), (30, 676332664), (35, 579713712), (38, 533946840), (40, 507249498), (42, 483094760), (46, 441086520), (48, 422707915), (56, 362321070), (57, 355964560), (58, 349827240), (60, 338166332), (69, 294057680), (70, 289856856), (76, 266973420), (80, 253624749), (84, 241547380), (87, 233218160), (92, 220543260), (95, 213578736), (105, 193237904), (112, 181160535), (114, 177982280), (115, 176434608), (116, 174913620), (120, 169083166), (133, 152556240), (138, 147028840), (140, 144928428), (145, 139930896), (152, 133486710), (161, 126024720), (168, 120773690), (174, 116609080), (184, 110271630), (190, 106789368), (203, 99950640), (210, 96618952), (228, 88991140), (230, 88217304), (232, 87456810), (240, 84541583), (266, 76278120), (276, 73514420), (280, 72464214), (285, 71192912), (290, 69965448), (304, 66743355), (322, 63012360), (336, 60386845), (345, 58811536), (348, 58304540), (368, 55135815), (380, 53394684), (399, 50852080), (406, 49975320), (420, 48309476), (435, 46643632), (437, 46430160), (456, 44495570), (460, 44108652), (464, 43728405), (483, 42008240), (532, 38139060), (551, 36823920), (552, 36757210), (560, 36232107), (570, 35596456), (580, 34982724), (609, 33316880), (644, 31506180), (665, 30511248), (667, 30419760), (690, 29405768), (696, 29152270), (760, 26697342), (798, 25426040), (805, 25204944), (812, 24987660), (840, 24154738), (870, 23321816), (874, 23215080), (912, 22247785), (920, 22054326), (953, 21290640), (966, 21004120), (1015, 19990128), (1064, 19069530), (1102, 18411960), (1104, 18378605), (1140, 17798228), (1160, 17491362), (1218, 16658440), (1288, 15753090), (1311, 15476720), (1330, 15255624), (1334, 15209880), (1380, 14702884), (1392, 14576135), (1520, 13348671), (1596, 12713020), (1610, 12602472), (1624, 12493830), (1653, 12274640), (1680, 12077369), (1740, 11660908), (1748, 11607540), (1840, 11027163), (1906, 10645320), (1932, 10502060), (1995, 10170416), (2001, 10139920), (2030, 9995064), (2128, 9534765), (2185, 9286032), (2204, 9205980), (2280, 8899114), (2320, 8745681), (2415, 8401648), (2436, 8329220), (2576, 7876545), (2622, 7738360), (2660, 7627812), (2668, 7604940), (2755, 7364784), (2760, 7351442), (2859, 7096880), (3045, 6663376), (3059, 6632880), (3192, 6356510), (3220, 6301236), (3248, 6246915), (3306, 6137320), (3335, 6083952), (3480, 5830454), (3496, 5803770), (3812, 5322660), (3857, 5260560), (3864, 5251030), (3990, 5085208), (4002, 5069960), (4060, 4997532), (4370, 4643016), (4408, 4602990), (4560, 4449557), (4669, 4345680), (4765, 4258128), (4830, 4200824), (4872, 4164610), (5244, 3869180), (5320, 3813906), (5336, 3802470), (5510, 3682392), (5520, 3675721), (5718, 3548440), (6090, 3331688), (6118, 3316440), (6384, 3178255), (6440, 3150618), (6555, 3095344), (6612, 3068660), (6670, 3041976), (6671, 3041520), (6960, 2915227), (6992, 2901885), (7624, 2661330), (7714, 2630280), (7728, 2625515), (7980, 2542604), (8004, 2534980), (8120, 2498766), (8265, 2454928), (8740, 2321508), (8816, 2301495), (9177, 2210960), (9338, 2172840), (9530, 2129064), (9660, 2100412), (9744, 2082305), (10005, 2027984), (10488, 1934590), (10640, 1906953), (10672, 1901235), (11020, 1841196), (11436, 1774220), (11571, 1753520), (12180, 1665844), (12236, 1658220), (12673, 1601040), (12880, 1575309), (13110, 1547672), (13224, 1534330), (13340, 1520988), (13342, 1520760), (14007, 1448560), (14295, 1419376), (15248, 1330665), (15295, 1326576), (15428, 1315140), (15960, 1271302), (16008, 1267490), (16240, 1249383), (16530, 1227464), (17480, 1160754), (18107, 1120560), (18354, 1105480), (18676, 1086420), (19060, 1064532), (19285, 1052112), (19320, 1050206), (20010, 1013992), (20013, 1013840), (20976, 967295), (21919, 925680), (22040, 920598), (22872, 887110), (23142, 876760), (23345, 869136), (24360, 832922), (24472, 829110), (25346, 800520), (26220, 773836), (26448, 767165), (26680, 760494), (26684, 760380), (27637, 734160), (28014, 724280), (28590, 709688), (30590, 663288), (30856, 657570), (31920, 635651), (32016, 633745), (33060, 613732), (33355, 608304), (34960, 580377), (36214, 560280), (36708, 552740), (37352, 543210), (38019, 533680), (38120, 532266), (38570, 526056), (38640, 525103), (40020, 506996), (40026, 506920), (43838, 462840), (44080, 460299), (45744, 443555), (45885, 442192), (46284, 438380), (46690, 434568), (48720, 416461), (48944, 414555), (50692, 400260), (52440, 386918), (53360, 380247), (53368, 380190), (54321, 373520), (55274, 367080), (56028, 362140), (57180, 354844), (57855, 350704), (61180, 331644), (61712, 328785), (63365, 320208), (65757, 308560), (66120, 306866), (66710, 304152), (70035, 289712), (72428, 280140), (73416, 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