20348459520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{85469}}^1$

素因数の和:85526

約数の個数: 160

約数和(自身を含む): 67150702080

約数和(自身を除く): 46802242560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2480, 2560, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7680, 7936, 9920, 11904, 14880, 15872, 19840, 23808, 29760, 39680, 47616, 59520, 79360, 85469, 119040, 170938, 238080, 256407, 341876, 427345, 512814, 683752, 854690, 1025628, 1282035, 1367504, 1709380, 2051256, 2564070, 2649539, 2735008, 3418760, 4102512, 5128140, 5299078, 5470016, 6837520, 7948617, 8205024, 10256280, 10598156, 10940032, 13247695, 13675040, 15897234, 16410048, 20512560, 21196312, 21880064, 26495390, 27350080, 31794468, 32820096, 39743085, 41025120, 42392624, 43760128, 52990780, 54700160, 63588936, 65640192, 79486170, 82050240, 84785248, 105981560, 109400320, 127177872, 131280384, 158972340, 164100480, 169570496, 211963120, 218800640, 254355744, 317944680, 328200960, 339140992, 423926240, 508711488, 635889360, 656401920, 678281984, 847852480, 1017422976, 1271778720, 1356563968, 1695704960, 2034845952, 2543557440, 3391409920, 4069691904, 5087114880, 6782819840, 10174229760, 20348459520]

約数ペア:

[(1, 20348459520), (2, 10174229760), (3, 6782819840), (4, 5087114880), (5, 4069691904), (6, 3391409920), (8, 2543557440), (10, 2034845952), (12, 1695704960), (15, 1356563968), (16, 1271778720), (20, 1017422976), (24, 847852480), (30, 678281984), (31, 656401920), (32, 635889360), (40, 508711488), (48, 423926240), (60, 339140992), (62, 328200960), (64, 317944680), (80, 254355744), (93, 218800640), (96, 211963120), (120, 169570496), (124, 164100480), (128, 158972340), (155, 131280384), (160, 127177872), (186, 109400320), (192, 105981560), (240, 84785248), (248, 82050240), (256, 79486170), (310, 65640192), (320, 63588936), (372, 54700160), (384, 52990780), (465, 43760128), (480, 42392624), (496, 41025120), (512, 39743085), (620, 32820096), (640, 31794468), (744, 27350080), (768, 26495390), (930, 21880064), (960, 21196312), (992, 20512560), (1240, 16410048), (1280, 15897234), (1488, 13675040), (1536, 13247695), (1860, 10940032), (1920, 10598156), (1984, 10256280), (2480, 8205024), (2560, 7948617), (2976, 6837520), (3720, 5470016), (3840, 5299078), (3968, 5128140), (4960, 4102512), (5952, 3418760), (7440, 2735008), (7680, 2649539), (7936, 2564070), (9920, 2051256), (11904, 1709380), (14880, 1367504), (15872, 1282035), (19840, 1025628), (23808, 854690), (29760, 683752), (39680, 512814), (47616, 427345), (59520, 341876), (79360, 256407), (85469, 238080), (119040, 170938)]