20867194880

素因数分解:

$2^{13}\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 336

約数和(自身を含む): 60041597976

約数和(自身を除く): 39174403096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 98, 112, 128, 140, 148, 160, 185, 196, 224, 245, 256, 259, 280, 281, 296, 320, 370, 392, 448, 490, 512, 518, 560, 562, 592, 640, 740, 784, 896, 980, 1024, 1036, 1120, 1124, 1184, 1280, 1295, 1405, 1480, 1568, 1792, 1813, 1960, 1967, 2048, 2072, 2240, 2248, 2368, 2560, 2590, 2810, 2960, 3136, 3584, 3626, 3920, 3934, 4096, 4144, 4480, 4496, 4736, 5120, 5180, 5620, 5920, 6272, 7168, 7252, 7840, 7868, 8192, 8288, 8960, 8992, 9065, 9472, 9835, 10240, 10360, 10397, 11240, 11840, 12544, 13769, 14336, 14504, 15680, 15736, 16576, 17920, 17984, 18130, 18944, 19670, 20480, 20720, 20794, 22480, 23680, 25088, 27538, 28672, 29008, 31360, 31472, 33152, 35840, 35968, 36260, 37888, 39340, 40960, 41440, 41588, 44960, 47360, 50176, 51985, 55076, 57344, 58016, 62720, 62944, 66304, 68845, 71680, 71936, 72520, 72779, 75776, 78680, 82880, 83176, 89920, 94720, 100352, 103970, 110152, 116032, 125440, 125888, 132608, 137690, 143360, 143872, 145040, 145558, 151552, 157360, 165760, 166352, 179840, 189440, 200704, 207940, 220304, 232064, 250880, 251776, 265216, 275380, 286720, 287744, 290080, 291116, 303104, 314720, 331520, 332704, 359680, 363895, 378880, 401408, 415880, 440608, 464128, 501760, 503552, 509453, 530432, 550760, 575488, 580160, 582232, 629440, 663040, 665408, 719360, 727790, 757760, 831760, 881216, 928256, 1003520, 1007104, 1018906, 1060864, 1101520, 1150976, 1160320, 1164464, 1258880, 1326080, 1330816, 1438720, 1455580, 1515520, 1663520, 1762432, 1856512, 2007040, 2014208, 2037812, 2121728, 2203040, 2301952, 2320640, 2328928, 2517760, 2547265, 2652160, 2661632, 2877440, 2911160, 3327040, 3524864, 3713024, 4028416, 4075624, 4406080, 4641280, 4657856, 5035520, 5094530, 5304320, 5323264, 5754880, 5822320, 6654080, 7049728, 7426048, 8056832, 8151248, 8812160, 9282560, 9315712, 10071040, 10189060, 10608640, 10646528, 11509760, 11644640, 13308160, 14099456, 14852096, 16113664, 16302496, 17624320, 18565120, 18631424, 20142080, 20378120, 21293056, 23289280, 26616320, 28198912, 32604992, 35248640, 37130240, 37262848, 40284160, 40756240, 42586112, 46578560, 53232640, 56397824, 65209984, 70497280, 74260480, 74525696, 80568320, 81512480, 85172224, 93157120, 106465280, 112795648, 130419968, 140994560, 149051392, 163024960, 186314240, 212930560, 260839936, 281989120, 298102784, 326049920, 372628480, 425861120, 521679872, 563978240, 596205568, 652099840, 745256960, 1043359744, 1304199680, 1490513920, 2086719488, 2608399360, 2981027840, 4173438976, 5216798720, 10433597440, 20867194880]

約数ペア:

[(1, 20867194880), (2, 10433597440), (4, 5216798720), (5, 4173438976), (7, 2981027840), (8, 2608399360), (10, 2086719488), (14, 1490513920), (16, 1304199680), (20, 1043359744), (28, 745256960), (32, 652099840), (35, 596205568), (37, 563978240), (40, 521679872), (49, 425861120), (56, 372628480), (64, 326049920), (70, 298102784), (74, 281989120), (80, 260839936), (98, 212930560), (112, 186314240), (128, 163024960), (140, 149051392), (148, 140994560), (160, 130419968), (185, 112795648), (196, 106465280), (224, 93157120), (245, 85172224), (256, 81512480), (259, 80568320), (280, 74525696), (281, 74260480), (296, 70497280), (320, 65209984), (370, 56397824), (392, 53232640), (448, 46578560), (490, 42586112), (512, 40756240), (518, 40284160), (560, 37262848), (562, 37130240), (592, 35248640), (640, 32604992), (740, 28198912), (784, 26616320), (896, 23289280), (980, 21293056), (1024, 20378120), (1036, 20142080), (1120, 18631424), (1124, 18565120), (1184, 17624320), (1280, 16302496), (1295, 16113664), (1405, 14852096), (1480, 14099456), (1568, 13308160), (1792, 11644640), (1813, 11509760), (1960, 10646528), (1967, 10608640), (2048, 10189060), (2072, 10071040), (2240, 9315712), (2248, 9282560), (2368, 8812160), (2560, 8151248), (2590, 8056832), (2810, 7426048), (2960, 7049728), (3136, 6654080), (3584, 5822320), (3626, 5754880), (3920, 5323264), (3934, 5304320), (4096, 5094530), (4144, 5035520), (4480, 4657856), (4496, 4641280), (4736, 4406080), (5120, 4075624), (5180, 4028416), (5620, 3713024), (5920, 3524864), (6272, 3327040), (7168, 2911160), (7252, 2877440), (7840, 2661632), (7868, 2652160), (8192, 2547265), (8288, 2517760), (8960, 2328928), (8992, 2320640), (9065, 2301952), (9472, 2203040), (9835, 2121728), (10240, 2037812), (10360, 2014208), (10397, 2007040), (11240, 1856512), (11840, 1762432), (12544, 1663520), (13769, 1515520), (14336, 1455580), (14504, 1438720), (15680, 1330816), (15736, 1326080), (16576, 1258880), (17920, 1164464), (17984, 1160320), (18130, 1150976), (18944, 1101520), (19670, 1060864), (20480, 1018906), (20720, 1007104), (20794, 1003520), (22480, 928256), (23680, 881216), (25088, 831760), (27538, 757760), (28672, 727790), (29008, 719360), (31360, 665408), (31472, 663040), (33152, 629440), (35840, 582232), (35968, 580160), (36260, 575488), (37888, 550760), (39340, 530432), (40960, 509453), (41440, 503552), (41588, 501760), (44960, 464128), (47360, 440608), (50176, 415880), (51985, 401408), (55076, 378880), (57344, 363895), (58016, 359680), (62720, 332704), (62944, 331520), (66304, 314720), (68845, 303104), (71680, 291116), (71936, 290080), (72520, 287744), (72779, 286720), (75776, 275380), (78680, 265216), (82880, 251776), (83176, 250880), (89920, 232064), (94720, 220304), (100352, 207940), (103970, 200704), (110152, 189440), (116032, 179840), (125440, 166352), (125888, 165760), (132608, 157360), (137690, 151552), (143360, 145558), (143872, 145040)]