20653884160

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:468

約数の個数: 432

約数和(自身を含む): 63006594336

約数和(自身を除く): 42352710176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 73, 80, 91, 98, 104, 112, 128, 130, 140, 146, 160, 182, 196, 208, 224, 245, 256, 260, 280, 292, 320, 347, 364, 365, 392, 416, 448, 455, 490, 511, 520, 560, 584, 637, 640, 694, 728, 730, 784, 832, 896, 910, 949, 980, 1022, 1040, 1120, 1168, 1274, 1280, 1388, 1456, 1460, 1568, 1664, 1735, 1792, 1820, 1898, 1960, 2044, 2080, 2240, 2336, 2429, 2548, 2555, 2776, 2912, 2920, 3136, 3185, 3328, 3470, 3577, 3640, 3796, 3920, 4088, 4160, 4480, 4511, 4672, 4745, 4858, 5096, 5110, 5552, 5824, 5840, 6272, 6370, 6643, 6940, 7154, 7280, 7592, 7840, 8176, 8320, 8960, 9022, 9344, 9490, 9716, 10192, 10220, 11104, 11648, 11680, 12145, 12544, 12740, 13286, 13880, 14308, 14560, 15184, 15680, 16352, 16640, 17003, 17885, 18044, 18688, 18980, 19432, 20384, 20440, 22208, 22555, 23296, 23360, 24290, 25331, 25480, 26572, 27760, 28616, 29120, 30368, 31360, 31577, 32704, 33215, 34006, 35770, 36088, 37960, 38864, 40768, 40880, 44416, 45110, 46501, 46720, 48580, 50662, 50960, 53144, 55520, 57232, 58240, 60736, 62720, 63154, 65408, 66430, 68012, 71540, 72176, 75920, 77728, 81536, 81760, 85015, 88832, 90220, 93002, 93440, 97160, 101324, 101920, 106288, 111040, 114464, 116480, 121472, 126308, 126655, 130816, 132860, 136024, 143080, 144352, 151840, 155456, 157885, 163072, 163520, 170030, 177317, 180440, 186004, 194320, 202648, 203840, 212576, 221039, 222080, 228928, 232505, 242944, 252616, 253310, 265720, 272048, 286160, 288704, 303680, 310912, 315770, 327040, 329303, 340060, 354634, 360880, 372008, 388640, 405296, 407680, 425152, 442078, 444160, 457856, 465010, 505232, 506620, 531440, 544096, 572320, 577408, 607360, 621824, 631540, 654080, 658606, 680120, 709268, 721760, 744016, 777280, 810592, 815360, 850304, 884156, 886585, 915712, 930020, 1010464, 1013240, 1062880, 1088192, 1105195, 1144640, 1154816, 1214720, 1241219, 1263080, 1317212, 1360240, 1418536, 1443520, 1488032, 1554560, 1621184, 1646515, 1700608, 1768312, 1773170, 1860040, 2020928, 2026480, 2125760, 2176384, 2210390, 2289280, 2305121, 2482438, 2526160, 2634424, 2720480, 2837072, 2887040, 2976064, 3109120, 3242368, 3293030, 3536624, 3546340, 3720080, 4041856, 4052960, 4251520, 4352768, 4420780, 4578560, 4610242, 4964876, 5052320, 5268848, 5440960, 5674144, 5774080, 5952128, 6206095, 6484736, 6586060, 7073248, 7092680, 7440160, 8083712, 8105920, 8503040, 8841560, 9220484, 9929752, 10104640, 10537696, 10881920, 11348288, 11525605, 11904256, 12412190, 13172120, 14146496, 14185360, 14880320, 16135847, 16211840, 17683120, 18440968, 19859504, 20209280, 21075392, 21763840, 22696576, 23051210, 24824380, 26344240, 28292992, 28370720, 29760640, 32271694, 32423680, 35366240, 36881936, 39719008, 40418560, 42150784, 45393152, 46102420, 49648760, 52688480, 56585984, 56741440, 59521280, 64543388, 70732480, 73763872, 79438016, 80679235, 84301568, 92204840, 99297520, 105376960, 113482880, 129086776, 141464960, 147527744, 158876032, 161358470, 184409680, 198595040, 210753920, 226965760, 258173552, 282929920, 295055488, 317752064, 322716940, 368819360, 397190080, 421507840, 516347104, 590110976, 645433880, 737638720, 794380160, 1032694208, 1290867760, 1475277440, 1588760320, 2065388416, 2581735520, 2950554880, 4130776832, 5163471040, 10326942080, 20653884160]

約数ペア:

[(1, 20653884160), (2, 10326942080), (4, 5163471040), (5, 4130776832), (7, 2950554880), (8, 2581735520), (10, 2065388416), (13, 1588760320), (14, 1475277440), (16, 1290867760), (20, 1032694208), (26, 794380160), (28, 737638720), (32, 645433880), (35, 590110976), (40, 516347104), (49, 421507840), (52, 397190080), (56, 368819360), (64, 322716940), (65, 317752064), (70, 295055488), (73, 282929920), (80, 258173552), (91, 226965760), (98, 210753920), (104, 198595040), (112, 184409680), (128, 161358470), (130, 158876032), (140, 147527744), (146, 141464960), (160, 129086776), (182, 113482880), (196, 105376960), (208, 99297520), (224, 92204840), (245, 84301568), (256, 80679235), (260, 79438016), (280, 73763872), (292, 70732480), (320, 64543388), (347, 59521280), (364, 56741440), (365, 56585984), (392, 52688480), (416, 49648760), (448, 46102420), (455, 45393152), (490, 42150784), (511, 40418560), (520, 39719008), (560, 36881936), (584, 35366240), (637, 32423680), (640, 32271694), (694, 29760640), (728, 28370720), (730, 28292992), (784, 26344240), (832, 24824380), (896, 23051210), (910, 22696576), (949, 21763840), (980, 21075392), (1022, 20209280), (1040, 19859504), (1120, 18440968), (1168, 17683120), (1274, 16211840), (1280, 16135847), (1388, 14880320), (1456, 14185360), (1460, 14146496), (1568, 13172120), (1664, 12412190), (1735, 11904256), (1792, 11525605), (1820, 11348288), (1898, 10881920), (1960, 10537696), (2044, 10104640), (2080, 9929752), (2240, 9220484), (2336, 8841560), (2429, 8503040), (2548, 8105920), (2555, 8083712), (2776, 7440160), (2912, 7092680), (2920, 7073248), (3136, 6586060), (3185, 6484736), (3328, 6206095), (3470, 5952128), (3577, 5774080), (3640, 5674144), (3796, 5440960), (3920, 5268848), (4088, 5052320), (4160, 4964876), (4480, 4610242), (4511, 4578560), (4672, 4420780), (4745, 4352768), (4858, 4251520), (5096, 4052960), (5110, 4041856), (5552, 3720080), (5824, 3546340), (5840, 3536624), (6272, 3293030), (6370, 3242368), (6643, 3109120), (6940, 2976064), (7154, 2887040), (7280, 2837072), (7592, 2720480), (7840, 2634424), (8176, 2526160), (8320, 2482438), (8960, 2305121), (9022, 2289280), (9344, 2210390), (9490, 2176384), (9716, 2125760), (10192, 2026480), (10220, 2020928), (11104, 1860040), (11648, 1773170), (11680, 1768312), (12145, 1700608), (12544, 1646515), (12740, 1621184), (13286, 1554560), (13880, 1488032), (14308, 1443520), (14560, 1418536), (15184, 1360240), (15680, 1317212), (16352, 1263080), (16640, 1241219), (17003, 1214720), (17885, 1154816), (18044, 1144640), (18688, 1105195), (18980, 1088192), (19432, 1062880), (20384, 1013240), (20440, 1010464), (22208, 930020), (22555, 915712), (23296, 886585), (23360, 884156), (24290, 850304), (25331, 815360), (25480, 810592), (26572, 777280), (27760, 744016), (28616, 721760), (29120, 709268), (30368, 680120), (31360, 658606), (31577, 654080), (32704, 631540), (33215, 621824), (34006, 607360), (35770, 577408), (36088, 572320), (37960, 544096), (38864, 531440), (40768, 506620), (40880, 505232), (44416, 465010), (45110, 457856), (46501, 444160), (46720, 442078), (48580, 425152), (50662, 407680), (50960, 405296), (53144, 388640), (55520, 372008), (57232, 360880), (58240, 354634), (60736, 340060), (62720, 329303), (63154, 327040), (65408, 315770), (66430, 310912), (68012, 303680), (71540, 288704), (72176, 286160), (75920, 272048), (77728, 265720), (81536, 253310), (81760, 252616), (85015, 242944), (88832, 232505), (90220, 228928), (93002, 222080), (93440, 221039), (97160, 212576), (101324, 203840), (101920, 202648), (106288, 194320), (111040, 186004), (114464, 180440), (116480, 177317), (121472, 170030), (126308, 163520), (126655, 163072), (130816, 157885), (132860, 155456), (136024, 151840), (143080, 144352)]