1390849920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{80489}}^1$

素因数の和:80517

約数の個数: 128

約数和(自身を含む): 4925988000

約数和(自身を除く): 3535138080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 80489, 160978, 241467, 321956, 402445, 482934, 643912, 724401, 804890, 965868, 1207335, 1287824, 1448802, 1609780, 1931736, 2173203, 2414670, 2575648, 2897604, 3219560, 3622005, 3863472, 4346406, 4829340, 5151296, 5795208, 6439120, 7244010, 7726944, 8692812, 9658680, 10302592, 10866015, 11590416, 12878240, 14488020, 15453888, 17385624, 19317360, 21732030, 23180832, 25756480, 28976040, 30907776, 34771248, 38634720, 43464060, 46361664, 51512960, 57952080, 69542496, 77269440, 86928120, 92723328, 115904160, 139084992, 154538880, 173856240, 231808320, 278169984, 347712480, 463616640, 695424960, 1390849920]

約数ペア:

[(1, 1390849920), (2, 695424960), (3, 463616640), (4, 347712480), (5, 278169984), (6, 231808320), (8, 173856240), (9, 154538880), (10, 139084992), (12, 115904160), (15, 92723328), (16, 86928120), (18, 77269440), (20, 69542496), (24, 57952080), (27, 51512960), (30, 46361664), (32, 43464060), (36, 38634720), (40, 34771248), (45, 30907776), (48, 28976040), (54, 25756480), (60, 23180832), (64, 21732030), (72, 19317360), (80, 17385624), (90, 15453888), (96, 14488020), (108, 12878240), (120, 11590416), (128, 10866015), (135, 10302592), (144, 9658680), (160, 8692812), (180, 7726944), (192, 7244010), (216, 6439120), (240, 5795208), (270, 5151296), (288, 4829340), (320, 4346406), (360, 3863472), (384, 3622005), (432, 3219560), (480, 2897604), (540, 2575648), (576, 2414670), (640, 2173203), (720, 1931736), (864, 1609780), (960, 1448802), (1080, 1287824), (1152, 1207335), (1440, 965868), (1728, 804890), (1920, 724401), (2160, 643912), (2880, 482934), (3456, 402445), (4320, 321956), (5760, 241467), (8640, 160978), (17280, 80489)]