20506232160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1288

約数の個数: 480

約数和(自身を含む): 76506135552

約数和(自身を除く): 55999903392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 43, 45, 48, 54, 60, 62, 72, 80, 81, 86, 90, 93, 96, 108, 120, 124, 129, 135, 144, 155, 160, 162, 172, 180, 186, 215, 216, 240, 248, 258, 270, 279, 288, 310, 324, 344, 360, 372, 387, 405, 430, 432, 465, 480, 496, 516, 540, 558, 620, 645, 648, 688, 720, 744, 774, 810, 837, 860, 864, 930, 992, 1032, 1080, 1116, 1161, 1187, 1240, 1290, 1296, 1333, 1376, 1395, 1440, 1488, 1548, 1620, 1674, 1720, 1860, 1935, 2064, 2160, 2232, 2322, 2374, 2480, 2511, 2580, 2592, 2666, 2790, 2976, 3096, 3240, 3348, 3440, 3483, 3561, 3720, 3870, 3999, 4128, 4185, 4320, 4464, 4644, 4748, 4960, 5022, 5160, 5332, 5580, 5805, 5935, 6192, 6480, 6665, 6696, 6880, 6966, 7122, 7440, 7740, 7998, 8370, 8928, 9288, 9496, 10044, 10320, 10664, 10683, 11160, 11610, 11870, 11997, 12384, 12555, 12960, 13330, 13392, 13932, 14244, 14880, 15480, 15996, 16740, 17415, 17805, 18576, 18992, 19995, 20088, 20640, 21328, 21366, 22320, 23220, 23740, 23994, 25110, 26660, 26784, 27864, 28488, 30960, 31992, 32049, 33480, 34830, 35610, 35991, 36797, 37152, 37984, 39990, 40176, 42656, 42732, 44640, 46440, 47480, 47988, 50220, 51041, 53320, 53415, 55728, 56976, 59985, 61920, 63984, 64098, 66960, 69660, 71220, 71982, 73594, 79980, 80352, 85464, 92880, 94960, 95976, 96147, 100440, 102082, 106640, 106830, 107973, 110391, 111456, 113952, 119970, 127968, 128196, 133920, 139320, 142440, 143964, 147188, 153123, 159960, 160245, 170928, 179955, 183985, 185760, 189920, 191952, 192294, 200880, 204164, 213280, 213660, 215946, 220782, 239940, 255205, 256392, 278640, 284880, 287928, 294376, 306246, 319920, 320490, 331173, 341856, 359910, 367970, 383904, 384588, 401760, 408328, 427320, 431892, 441564, 459369, 479880, 480735, 510410, 512784, 539865, 551955, 557280, 569760, 575856, 588752, 612492, 639840, 640980, 662346, 719820, 735940, 765615, 769176, 816656, 854640, 863784, 883128, 918738, 959760, 961470, 993519, 1020820, 1025568, 1079730, 1103910, 1151712, 1177504, 1224984, 1281960, 1324692, 1378107, 1439640, 1471880, 1531230, 1538352, 1582271, 1633312, 1655865, 1709280, 1727568, 1766256, 1837476, 1919520, 1922940, 1987038, 2041640, 2159460, 2207820, 2296845, 2449968, 2563920, 2649384, 2756214, 2879280, 2943760, 2980557, 3062460, 3076704, 3164542, 3311730, 3455136, 3532512, 3674952, 3845880, 3974076, 4083280, 4134321, 4318920, 4415640, 4593690, 4746813, 4899936, 4967595, 5127840, 5298768, 5512428, 5758560, 5887520, 5961114, 6124920, 6329084, 6623460, 6890535, 7349904, 7691760, 7911355, 7948152, 8166560, 8268642, 8637840, 8831280, 9187380, 9493626, 9935190, 10597536, 11024856, 11922228, 12249840, 12658168, 13246920, 13781070, 14240439, 14699808, 14902785, 15383520, 15822710, 15896304, 16537284, 17275680, 17662560, 18374760, 18987252, 19870380, 20671605, 22049712, 23734065, 23844456, 24499680, 25316336, 26493840, 27562140, 28480878, 29805570, 31645420, 31792608, 33074568, 36749520, 37974504, 39740760, 41343210, 42721317, 44099424, 47468130, 47688912, 50632672, 52987680, 55124280, 56961756, 59611140, 63290840, 66149136, 71202195, 73499040, 75949008, 79481520, 82686420, 85442634, 94936260, 95377824, 110248560, 113923512, 119222280, 126581680, 128163951, 132298272, 142404390, 151898016, 158963040, 165372840, 170885268, 189872520, 213606585, 220497120, 227847024, 238444560, 253163360, 256327902, 284808780, 330745680, 341770536, 379745040, 427213170, 455694048, 476889120, 512655804, 569617560, 640819755, 661491360, 683541072, 759490080, 854426340, 1025311608, 1139235120, 1281639510, 1367082144, 1708852680, 2050623216, 2278470240, 2563279020, 3417705360, 4101246432, 5126558040, 6835410720, 10253116080, 20506232160]

約数ペア:

[(1, 20506232160), (2, 10253116080), (3, 6835410720), (4, 5126558040), (5, 4101246432), (6, 3417705360), (8, 2563279020), (9, 2278470240), (10, 2050623216), (12, 1708852680), (15, 1367082144), (16, 1281639510), (18, 1139235120), (20, 1025311608), (24, 854426340), (27, 759490080), (30, 683541072), (31, 661491360), (32, 640819755), (36, 569617560), (40, 512655804), (43, 476889120), (45, 455694048), (48, 427213170), (54, 379745040), (60, 341770536), (62, 330745680), (72, 284808780), (80, 256327902), (81, 253163360), (86, 238444560), (90, 227847024), (93, 220497120), (96, 213606585), (108, 189872520), (120, 170885268), (124, 165372840), (129, 158963040), (135, 151898016), (144, 142404390), (155, 132298272), (160, 128163951), (162, 126581680), (172, 119222280), (180, 113923512), (186, 110248560), (215, 95377824), (216, 94936260), (240, 85442634), (248, 82686420), (258, 79481520), (270, 75949008), (279, 73499040), (288, 71202195), (310, 66149136), (324, 63290840), (344, 59611140), (360, 56961756), (372, 55124280), (387, 52987680), (405, 50632672), (430, 47688912), (432, 47468130), (465, 44099424), (480, 42721317), (496, 41343210), (516, 39740760), (540, 37974504), (558, 36749520), (620, 33074568), (645, 31792608), (648, 31645420), (688, 29805570), (720, 28480878), (744, 27562140), (774, 26493840), (810, 25316336), (837, 24499680), (860, 23844456), (864, 23734065), (930, 22049712), (992, 20671605), (1032, 19870380), (1080, 18987252), (1116, 18374760), (1161, 17662560), (1187, 17275680), (1240, 16537284), (1290, 15896304), (1296, 15822710), (1333, 15383520), (1376, 14902785), (1395, 14699808), (1440, 14240439), (1488, 13781070), (1548, 13246920), (1620, 12658168), (1674, 12249840), (1720, 11922228), (1860, 11024856), (1935, 10597536), (2064, 9935190), (2160, 9493626), (2232, 9187380), (2322, 8831280), (2374, 8637840), (2480, 8268642), (2511, 8166560), (2580, 7948152), (2592, 7911355), (2666, 7691760), (2790, 7349904), (2976, 6890535), (3096, 6623460), (3240, 6329084), (3348, 6124920), (3440, 5961114), (3483, 5887520), (3561, 5758560), (3720, 5512428), (3870, 5298768), (3999, 5127840), (4128, 4967595), (4185, 4899936), (4320, 4746813), (4464, 4593690), (4644, 4415640), (4748, 4318920), (4960, 4134321), (5022, 4083280), (5160, 3974076), (5332, 3845880), (5580, 3674952), (5805, 3532512), (5935, 3455136), (6192, 3311730), (6480, 3164542), (6665, 3076704), (6696, 3062460), (6880, 2980557), (6966, 2943760), (7122, 2879280), (7440, 2756214), (7740, 2649384), (7998, 2563920), (8370, 2449968), (8928, 2296845), (9288, 2207820), (9496, 2159460), (10044, 2041640), (10320, 1987038), (10664, 1922940), (10683, 1919520), (11160, 1837476), (11610, 1766256), (11870, 1727568), (11997, 1709280), (12384, 1655865), (12555, 1633312), (12960, 1582271), (13330, 1538352), (13392, 1531230), (13932, 1471880), (14244, 1439640), (14880, 1378107), (15480, 1324692), (15996, 1281960), (16740, 1224984), (17415, 1177504), (17805, 1151712), (18576, 1103910), (18992, 1079730), (19995, 1025568), (20088, 1020820), (20640, 993519), (21328, 961470), (21366, 959760), (22320, 918738), (23220, 883128), (23740, 863784), (23994, 854640), (25110, 816656), (26660, 769176), (26784, 765615), (27864, 735940), (28488, 719820), (30960, 662346), (31992, 640980), (32049, 639840), (33480, 612492), (34830, 588752), (35610, 575856), (35991, 569760), (36797, 557280), (37152, 551955), (37984, 539865), (39990, 512784), (40176, 510410), (42656, 480735), (42732, 479880), (44640, 459369), (46440, 441564), (47480, 431892), (47988, 427320), (50220, 408328), (51041, 401760), (53320, 384588), (53415, 383904), (55728, 367970), (56976, 359910), (59985, 341856), (61920, 331173), (63984, 320490), (64098, 319920), (66960, 306246), (69660, 294376), (71220, 287928), (71982, 284880), (73594, 278640), (79980, 256392), (80352, 255205), (85464, 239940), (92880, 220782), (94960, 215946), (95976, 213660), (96147, 213280), (100440, 204164), (102082, 200880), (106640, 192294), (106830, 191952), (107973, 189920), (110391, 185760), (111456, 183985), (113952, 179955), (119970, 170928), (127968, 160245), (128196, 159960), (133920, 153123), (139320, 147188), (142440, 143964)]