205420320

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{6793}}^1$

素因数の和:6824

約数の個数: 192

約数和(自身を含む): 821802240

約数和(自身を除く): 616381920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 6793, 7560, 10080, 13586, 15120, 20379, 27172, 30240, 33965, 40758, 47551, 54344, 61137, 67930, 81516, 95102, 101895, 108688, 122274, 135860, 142653, 163032, 183411, 190204, 203790, 217376, 237755, 244548, 271720, 285306, 305685, 326064, 366822, 380408, 407580, 427959, 475510, 489096, 543440, 570612, 611370, 652128, 713265, 733644, 760816, 815160, 855918, 917055, 951020, 978192, 1086880, 1141224, 1222740, 1283877, 1426530, 1467288, 1521632, 1630320, 1711836, 1834110, 1902040, 1956384, 2139795, 2282448, 2445480, 2567754, 2853060, 2934576, 3260640, 3423672, 3668220, 3804080, 4279590, 4564896, 4890960, 5135508, 5706120, 5869152, 6419385, 6847344, 7336440, 7608160, 8559180, 9781920, 10271016, 11412240, 12838770, 13694688, 14672880, 17118360, 20542032, 22824480, 25677540, 29345760, 34236720, 41084064, 51355080, 68473440, 102710160, 205420320]

約数ペア:

[(1, 205420320), (2, 102710160), (3, 68473440), (4, 51355080), (5, 41084064), (6, 34236720), (7, 29345760), (8, 25677540), (9, 22824480), (10, 20542032), (12, 17118360), (14, 14672880), (15, 13694688), (16, 12838770), (18, 11412240), (20, 10271016), (21, 9781920), (24, 8559180), (27, 7608160), (28, 7336440), (30, 6847344), (32, 6419385), (35, 5869152), (36, 5706120), (40, 5135508), (42, 4890960), (45, 4564896), (48, 4279590), (54, 3804080), (56, 3668220), (60, 3423672), (63, 3260640), (70, 2934576), (72, 2853060), (80, 2567754), (84, 2445480), (90, 2282448), (96, 2139795), (105, 1956384), (108, 1902040), (112, 1834110), (120, 1711836), (126, 1630320), (135, 1521632), (140, 1467288), (144, 1426530), (160, 1283877), (168, 1222740), (180, 1141224), (189, 1086880), (210, 978192), (216, 951020), (224, 917055), (240, 855918), (252, 815160), (270, 760816), (280, 733644), (288, 713265), (315, 652128), (336, 611370), (360, 570612), (378, 543440), (420, 489096), (432, 475510), (480, 427959), (504, 407580), (540, 380408), (560, 366822), (630, 326064), (672, 305685), (720, 285306), (756, 271720), (840, 244548), (864, 237755), (945, 217376), (1008, 203790), (1080, 190204), (1120, 183411), (1260, 163032), (1440, 142653), (1512, 135860), (1680, 122274), (1890, 108688), (2016, 101895), (2160, 95102), (2520, 81516), (3024, 67930), (3360, 61137), (3780, 54344), (4320, 47551), (5040, 40758), (6048, 33965), (6793, 30240), (7560, 27172), (10080, 20379), (13586, 15120)]