7681520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 160

約数和(自身を含む): 23569920

約数和(自身を除く): 15888400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 43, 44, 55, 56, 58, 70, 77, 80, 86, 88, 110, 112, 116, 140, 145, 154, 172, 176, 203, 215, 220, 232, 280, 290, 301, 308, 319, 344, 385, 406, 430, 440, 464, 473, 560, 580, 602, 616, 638, 688, 770, 812, 860, 880, 946, 1015, 1160, 1204, 1232, 1247, 1276, 1505, 1540, 1595, 1624, 1720, 1892, 2030, 2233, 2320, 2365, 2408, 2494, 2552, 3010, 3080, 3190, 3248, 3311, 3440, 3784, 4060, 4466, 4730, 4816, 4988, 5104, 6020, 6160, 6235, 6380, 6622, 7568, 8120, 8729, 8932, 9460, 9976, 11165, 12040, 12470, 12760, 13244, 13717, 16240, 16555, 17458, 17864, 18920, 19952, 22330, 24080, 24940, 25520, 26488, 27434, 33110, 34916, 35728, 37840, 43645, 44660, 49880, 52976, 54868, 66220, 68585, 69832, 87290, 89320, 96019, 99760, 109736, 132440, 137170, 139664, 174580, 178640, 192038, 219472, 264880, 274340, 349160, 384076, 480095, 548680, 698320, 768152, 960190, 1097360, 1536304, 1920380, 3840760, 7681520]

約数ペア:

[(1, 7681520), (2, 3840760), (4, 1920380), (5, 1536304), (7, 1097360), (8, 960190), (10, 768152), (11, 698320), (14, 548680), (16, 480095), (20, 384076), (22, 349160), (28, 274340), (29, 264880), (35, 219472), (40, 192038), (43, 178640), (44, 174580), (55, 139664), (56, 137170), (58, 132440), (70, 109736), (77, 99760), (80, 96019), (86, 89320), (88, 87290), (110, 69832), (112, 68585), (116, 66220), (140, 54868), (145, 52976), (154, 49880), (172, 44660), (176, 43645), (203, 37840), (215, 35728), (220, 34916), (232, 33110), (280, 27434), (290, 26488), (301, 25520), (308, 24940), (319, 24080), (344, 22330), (385, 19952), (406, 18920), (430, 17864), (440, 17458), (464, 16555), (473, 16240), (560, 13717), (580, 13244), (602, 12760), (616, 12470), (638, 12040), (688, 11165), (770, 9976), (812, 9460), (860, 8932), (880, 8729), (946, 8120), (1015, 7568), (1160, 6622), (1204, 6380), (1232, 6235), (1247, 6160), (1276, 6020), (1505, 5104), (1540, 4988), (1595, 4816), (1624, 4730), (1720, 4466), (1892, 4060), (2030, 3784), (2233, 3440), (2320, 3311), (2365, 3248), (2408, 3190), (2494, 3080), (2552, 3010)]