643980960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2203}}^1$

素因数の和:2260

約数の個数: 288

約数和(自身を含む): 2599309440

約数和(自身を除く): 1955328480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 336, 348, 360, 406, 420, 435, 464, 480, 504, 522, 560, 580, 609, 630, 672, 696, 720, 812, 840, 870, 928, 1008, 1015, 1044, 1120, 1160, 1218, 1260, 1305, 1392, 1440, 1624, 1680, 1740, 1827, 2016, 2030, 2088, 2203, 2320, 2436, 2520, 2610, 2784, 3045, 3248, 3360, 3480, 3654, 4060, 4176, 4406, 4640, 4872, 5040, 5220, 6090, 6496, 6609, 6960, 7308, 8120, 8352, 8812, 9135, 9744, 10080, 10440, 11015, 12180, 13218, 13920, 14616, 15421, 16240, 17624, 18270, 19488, 19827, 20880, 22030, 24360, 26436, 29232, 30842, 32480, 33045, 35248, 36540, 39654, 41760, 44060, 46263, 48720, 52872, 58464, 61684, 63887, 66090, 70496, 73080, 77105, 79308, 88120, 92526, 97440, 99135, 105744, 123368, 127774, 132180, 138789, 146160, 154210, 158616, 176240, 185052, 191661, 198270, 211488, 231315, 246736, 255548, 264360, 277578, 292320, 308420, 317232, 319435, 352480, 370104, 383322, 396540, 447209, 462630, 493472, 511096, 528720, 555156, 574983, 616840, 634464, 638870, 693945, 740208, 766644, 793080, 894418, 925260, 958305, 1022192, 1057440, 1110312, 1149966, 1233680, 1277740, 1341627, 1387890, 1480416, 1533288, 1586160, 1788836, 1850520, 1916610, 2044384, 2220624, 2236045, 2299932, 2467360, 2555480, 2683254, 2775780, 2874915, 3066576, 3172320, 3577672, 3701040, 3833220, 4024881, 4441248, 4472090, 4599864, 5110960, 5366508, 5551560, 5749830, 6133152, 6708135, 7155344, 7402080, 7666440, 8049762, 8944180, 9199728, 10221920, 10733016, 11103120, 11499660, 13416270, 14310688, 15332880, 16099524, 17888360, 18399456, 20124405, 21466032, 22206240, 22999320, 26832540, 30665760, 32199048, 35776720, 40248810, 42932064, 45998640, 53665080, 64398096, 71553440, 80497620, 91997280, 107330160, 128796192, 160995240, 214660320, 321990480, 643980960]

約数ペア:

[(1, 643980960), (2, 321990480), (3, 214660320), (4, 160995240), (5, 128796192), (6, 107330160), (7, 91997280), (8, 80497620), (9, 71553440), (10, 64398096), (12, 53665080), (14, 45998640), (15, 42932064), (16, 40248810), (18, 35776720), (20, 32199048), (21, 30665760), (24, 26832540), (28, 22999320), (29, 22206240), (30, 21466032), (32, 20124405), (35, 18399456), (36, 17888360), (40, 16099524), (42, 15332880), (45, 14310688), (48, 13416270), (56, 11499660), (58, 11103120), (60, 10733016), (63, 10221920), (70, 9199728), (72, 8944180), (80, 8049762), (84, 7666440), (87, 7402080), (90, 7155344), (96, 6708135), (105, 6133152), (112, 5749830), (116, 5551560), (120, 5366508), (126, 5110960), (140, 4599864), (144, 4472090), (145, 4441248), (160, 4024881), (168, 3833220), (174, 3701040), (180, 3577672), (203, 3172320), (210, 3066576), (224, 2874915), (232, 2775780), (240, 2683254), (252, 2555480), (261, 2467360), (280, 2299932), (288, 2236045), (290, 2220624), (315, 2044384), (336, 1916610), (348, 1850520), (360, 1788836), (406, 1586160), (420, 1533288), (435, 1480416), (464, 1387890), (480, 1341627), (504, 1277740), (522, 1233680), (560, 1149966), (580, 1110312), (609, 1057440), (630, 1022192), (672, 958305), (696, 925260), (720, 894418), (812, 793080), (840, 766644), (870, 740208), (928, 693945), (1008, 638870), (1015, 634464), (1044, 616840), (1120, 574983), (1160, 555156), (1218, 528720), (1260, 511096), (1305, 493472), (1392, 462630), (1440, 447209), (1624, 396540), (1680, 383322), (1740, 370104), (1827, 352480), (2016, 319435), (2030, 317232), (2088, 308420), (2203, 292320), (2320, 277578), (2436, 264360), (2520, 255548), (2610, 246736), (2784, 231315), (3045, 211488), (3248, 198270), (3360, 191661), (3480, 185052), (3654, 176240), (4060, 158616), (4176, 154210), (4406, 146160), (4640, 138789), (4872, 132180), (5040, 127774), (5220, 123368), (6090, 105744), (6496, 99135), (6609, 97440), (6960, 92526), (7308, 88120), (8120, 79308), (8352, 77105), (8812, 73080), (9135, 70496), (9744, 66090), (10080, 63887), (10440, 61684), (11015, 58464), (12180, 52872), (13218, 48720), (13920, 46263), (14616, 44060), (15421, 41760), (16240, 39654), (17624, 36540), (18270, 35248), (19488, 33045), (19827, 32480), (20880, 30842), (22030, 29232), (24360, 26436)]