281610560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1039}}^1$

素因数の和:1085

約数の個数: 168

約数和(自身を含む): 843198720

約数和(自身を除く): 561588160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 320, 352, 385, 440, 448, 484, 560, 605, 616, 704, 770, 847, 880, 968, 1039, 1120, 1210, 1232, 1540, 1694, 1760, 1936, 2078, 2240, 2420, 2464, 3080, 3388, 3520, 3872, 4156, 4235, 4840, 4928, 5195, 6160, 6776, 7273, 7744, 8312, 8470, 9680, 10390, 11429, 12320, 13552, 14546, 16624, 16940, 19360, 20780, 22858, 24640, 27104, 29092, 33248, 33880, 36365, 38720, 41560, 45716, 54208, 57145, 58184, 66496, 67760, 72730, 80003, 83120, 91432, 114290, 116368, 125719, 135520, 145460, 160006, 166240, 182864, 228580, 232736, 251438, 271040, 290920, 320012, 332480, 365728, 400015, 457160, 465472, 502876, 581840, 628595, 640024, 731456, 800030, 880033, 914320, 1005752, 1163680, 1257190, 1280048, 1600060, 1760066, 1828640, 2011504, 2327360, 2514380, 2560096, 3200120, 3520132, 3657280, 4023008, 4400165, 5028760, 5120192, 6400240, 7040264, 8046016, 8800330, 10057520, 12800480, 14080528, 17600660, 20115040, 25600960, 28161056, 35201320, 40230080, 56322112, 70402640, 140805280, 281610560]

約数ペア:

[(1, 281610560), (2, 140805280), (4, 70402640), (5, 56322112), (7, 40230080), (8, 35201320), (10, 28161056), (11, 25600960), (14, 20115040), (16, 17600660), (20, 14080528), (22, 12800480), (28, 10057520), (32, 8800330), (35, 8046016), (40, 7040264), (44, 6400240), (55, 5120192), (56, 5028760), (64, 4400165), (70, 4023008), (77, 3657280), (80, 3520132), (88, 3200120), (110, 2560096), (112, 2514380), (121, 2327360), (140, 2011504), (154, 1828640), (160, 1760066), (176, 1600060), (220, 1280048), (224, 1257190), (242, 1163680), (280, 1005752), (308, 914320), (320, 880033), (352, 800030), (385, 731456), (440, 640024), (448, 628595), (484, 581840), (560, 502876), (605, 465472), (616, 457160), (704, 400015), (770, 365728), (847, 332480), (880, 320012), (968, 290920), (1039, 271040), (1120, 251438), (1210, 232736), (1232, 228580), (1540, 182864), (1694, 166240), (1760, 160006), (1936, 145460), (2078, 135520), (2240, 125719), (2420, 116368), (2464, 114290), (3080, 91432), (3388, 83120), (3520, 80003), (3872, 72730), (4156, 67760), (4235, 66496), (4840, 58184), (4928, 57145), (5195, 54208), (6160, 45716), (6776, 41560), (7273, 38720), (7744, 36365), (8312, 33880), (8470, 33248), (9680, 29092), (10390, 27104), (11429, 24640), (12320, 22858), (13552, 20780), (14546, 19360), (16624, 16940)]