20867261520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:663

約数の個数: 480

約数和(自身を含む): 79143505920

約数和(自身を除く): 58276244400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 49, 56, 60, 69, 70, 80, 84, 92, 98, 105, 112, 115, 120, 138, 140, 147, 161, 168, 179, 184, 196, 210, 230, 240, 245, 276, 280, 294, 322, 336, 345, 358, 368, 392, 420, 431, 460, 483, 490, 537, 552, 560, 588, 644, 690, 716, 735, 784, 805, 840, 862, 895, 920, 966, 980, 1074, 1104, 1127, 1176, 1253, 1288, 1293, 1380, 1432, 1470, 1610, 1680, 1724, 1790, 1840, 1932, 1960, 2148, 2155, 2254, 2352, 2415, 2506, 2576, 2586, 2685, 2760, 2864, 2940, 3017, 3220, 3381, 3448, 3580, 3759, 3864, 3920, 4117, 4296, 4310, 4508, 4830, 5012, 5172, 5370, 5520, 5635, 5880, 6034, 6265, 6440, 6465, 6762, 6896, 7160, 7518, 7728, 8234, 8592, 8620, 8771, 9016, 9051, 9660, 9913, 10024, 10344, 10740, 11270, 11760, 12068, 12351, 12530, 12880, 12930, 13524, 14320, 15036, 15085, 16468, 16905, 17240, 17542, 18032, 18102, 18795, 19320, 19826, 20048, 20585, 20688, 21119, 21480, 22540, 24136, 24702, 25060, 25860, 26313, 27048, 28819, 29739, 30072, 30170, 32936, 33810, 34480, 35084, 36204, 37590, 38640, 39652, 41170, 42238, 42960, 43855, 45080, 45255, 48272, 49404, 49565, 50120, 51720, 52626, 54096, 57638, 59478, 60144, 60340, 61755, 63357, 65872, 67620, 69391, 70168, 72408, 75180, 77149, 79304, 82340, 84476, 86457, 87710, 90160, 90510, 98808, 99130, 100240, 103440, 105252, 105595, 115276, 118956, 120680, 123510, 126714, 131565, 135240, 138782, 140336, 144095, 144816, 148695, 150360, 154298, 158608, 164680, 168952, 172914, 175420, 181020, 197616, 198260, 201733, 208173, 210504, 211190, 230552, 231447, 237912, 241360, 247020, 253428, 263130, 270480, 277564, 288190, 297390, 300720, 308596, 316785, 329360, 337904, 345828, 346955, 350840, 362040, 385745, 396520, 403466, 416346, 421008, 422380, 432285, 461104, 462894, 475824, 485737, 494040, 506856, 526260, 540043, 555128, 576380, 594780, 605199, 617192, 633570, 691656, 693910, 701680, 724080, 771490, 793040, 806932, 832692, 844760, 864570, 925788, 971474, 988080, 1008665, 1013712, 1040865, 1052520, 1080086, 1110256, 1152760, 1157235, 1189560, 1210398, 1234384, 1267140, 1383312, 1387820, 1457211, 1542980, 1613864, 1620129, 1665384, 1689520, 1729140, 1774427, 1851576, 1942948, 2017330, 2081730, 2105040, 2160172, 2305520, 2314470, 2379120, 2420796, 2428685, 2534280, 2700215, 2775640, 2914422, 3025995, 3085960, 3227728, 3240258, 3330768, 3458280, 3548854, 3703152, 3780301, 3885896, 4034660, 4163460, 4320344, 4628940, 4841592, 4857370, 5068560, 5323281, 5400430, 5551280, 5828844, 6051990, 6171920, 6480516, 6916560, 7097708, 7286055, 7560602, 7771792, 8069320, 8100645, 8326920, 8640688, 8872135, 9257880, 9683184, 9714740, 10646562, 10800860, 11340903, 11657688, 12103980, 12420989, 12961032, 14195416, 14572110, 15121204, 16138640, 16201290, 16653840, 17744270, 18515760, 18901505, 19429480, 21293124, 21601720, 22681806, 23315376, 24207960, 24841978, 25922064, 26616405, 28390832, 29144220, 30242408, 32402580, 35488540, 37262967, 37803010, 38858960, 42586248, 43203440, 45363612, 48415920, 49683956, 53232810, 56704515, 58288440, 60484816, 62104945, 64805160, 70977080, 74525934, 75606020, 85172496, 86946923, 90727224, 99367912, 106465620, 113409030, 116576880, 124209890, 129610320, 141954160, 149051868, 151212040, 173893846, 181454448, 186314835, 198735824, 212931240, 226818060, 248419780, 260840769, 298103736, 302424080, 347787692, 372629670, 425862480, 434734615, 453636120, 496839560, 521681538, 596207472, 695575384, 745259340, 869469230, 907272240, 993679120, 1043363076, 1304203845, 1391150768, 1490518680, 1738938460, 2086726152, 2608407690, 2981037360, 3477876920, 4173452304, 5216815380, 6955753840, 10433630760, 20867261520]

約数ペア:

[(1, 20867261520), (2, 10433630760), (3, 6955753840), (4, 5216815380), (5, 4173452304), (6, 3477876920), (7, 2981037360), (8, 2608407690), (10, 2086726152), (12, 1738938460), (14, 1490518680), (15, 1391150768), (16, 1304203845), (20, 1043363076), (21, 993679120), (23, 907272240), (24, 869469230), (28, 745259340), (30, 695575384), (35, 596207472), (40, 521681538), (42, 496839560), (46, 453636120), (48, 434734615), (49, 425862480), (56, 372629670), (60, 347787692), (69, 302424080), (70, 298103736), (80, 260840769), (84, 248419780), (92, 226818060), (98, 212931240), (105, 198735824), (112, 186314835), (115, 181454448), (120, 173893846), (138, 151212040), (140, 149051868), (147, 141954160), (161, 129610320), (168, 124209890), (179, 116576880), (184, 113409030), (196, 106465620), (210, 99367912), (230, 90727224), (240, 86946923), (245, 85172496), (276, 75606020), (280, 74525934), (294, 70977080), (322, 64805160), (336, 62104945), (345, 60484816), (358, 58288440), (368, 56704515), (392, 53232810), (420, 49683956), (431, 48415920), (460, 45363612), (483, 43203440), (490, 42586248), (537, 38858960), (552, 37803010), (560, 37262967), (588, 35488540), (644, 32402580), (690, 30242408), (716, 29144220), (735, 28390832), (784, 26616405), (805, 25922064), (840, 24841978), (862, 24207960), (895, 23315376), (920, 22681806), (966, 21601720), (980, 21293124), (1074, 19429480), (1104, 18901505), (1127, 18515760), (1176, 17744270), (1253, 16653840), (1288, 16201290), (1293, 16138640), (1380, 15121204), (1432, 14572110), (1470, 14195416), (1610, 12961032), (1680, 12420989), (1724, 12103980), (1790, 11657688), (1840, 11340903), (1932, 10800860), (1960, 10646562), (2148, 9714740), (2155, 9683184), (2254, 9257880), (2352, 8872135), (2415, 8640688), (2506, 8326920), (2576, 8100645), (2586, 8069320), (2685, 7771792), (2760, 7560602), (2864, 7286055), (2940, 7097708), (3017, 6916560), (3220, 6480516), (3381, 6171920), (3448, 6051990), (3580, 5828844), (3759, 5551280), (3864, 5400430), (3920, 5323281), (4117, 5068560), (4296, 4857370), (4310, 4841592), (4508, 4628940), (4830, 4320344), (5012, 4163460), (5172, 4034660), (5370, 3885896), (5520, 3780301), (5635, 3703152), (5880, 3548854), (6034, 3458280), (6265, 3330768), (6440, 3240258), (6465, 3227728), (6762, 3085960), (6896, 3025995), (7160, 2914422), (7518, 2775640), (7728, 2700215), (8234, 2534280), (8592, 2428685), (8620, 2420796), (8771, 2379120), (9016, 2314470), (9051, 2305520), (9660, 2160172), (9913, 2105040), (10024, 2081730), (10344, 2017330), (10740, 1942948), (11270, 1851576), (11760, 1774427), (12068, 1729140), (12351, 1689520), (12530, 1665384), (12880, 1620129), (12930, 1613864), (13524, 1542980), (14320, 1457211), (15036, 1387820), (15085, 1383312), (16468, 1267140), (16905, 1234384), (17240, 1210398), (17542, 1189560), (18032, 1157235), (18102, 1152760), (18795, 1110256), (19320, 1080086), (19826, 1052520), (20048, 1040865), (20585, 1013712), (20688, 1008665), (21119, 988080), (21480, 971474), (22540, 925788), (24136, 864570), (24702, 844760), (25060, 832692), (25860, 806932), (26313, 793040), (27048, 771490), (28819, 724080), (29739, 701680), (30072, 693910), (30170, 691656), (32936, 633570), (33810, 617192), (34480, 605199), (35084, 594780), (36204, 576380), (37590, 555128), (38640, 540043), (39652, 526260), (41170, 506856), (42238, 494040), (42960, 485737), (43855, 475824), (45080, 462894), (45255, 461104), (48272, 432285), (49404, 422380), (49565, 421008), (50120, 416346), (51720, 403466), (52626, 396520), (54096, 385745), (57638, 362040), (59478, 350840), (60144, 346955), (60340, 345828), (61755, 337904), (63357, 329360), (65872, 316785), (67620, 308596), (69391, 300720), (70168, 297390), (72408, 288190), (75180, 277564), (77149, 270480), (79304, 263130), (82340, 253428), (84476, 247020), (86457, 241360), (87710, 237912), (90160, 231447), (90510, 230552), (98808, 211190), (99130, 210504), (100240, 208173), (103440, 201733), (105252, 198260), (105595, 197616), (115276, 181020), (118956, 175420), (120680, 172914), (123510, 168952), (126714, 164680), (131565, 158608), (135240, 154298), (138782, 150360), (140336, 148695), (144095, 144816)]