248578560

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{10789}}^1$

素因数の和:10818

約数の個数: 120

約数和(自身を含む): 860977260

約数和(自身を除く): 612398700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 10789, 11520, 21578, 23040, 32367, 43156, 53945, 64734, 86312, 97101, 107890, 129468, 161835, 172624, 194202, 215780, 258936, 323670, 345248, 388404, 431560, 485505, 517872, 647340, 690496, 776808, 863120, 971010, 1035744, 1294680, 1380992, 1553616, 1726240, 1942020, 2071488, 2589360, 2761984, 3107232, 3452480, 3884040, 4142976, 5178720, 5523968, 6214464, 6904960, 7768080, 8285952, 10357440, 12428928, 13809920, 15536160, 16571904, 20714880, 24857856, 27619840, 31072320, 41429760, 49715712, 62144640, 82859520, 124289280, 248578560]

約数ペア:

[(1, 248578560), (2, 124289280), (3, 82859520), (4, 62144640), (5, 49715712), (6, 41429760), (8, 31072320), (9, 27619840), (10, 24857856), (12, 20714880), (15, 16571904), (16, 15536160), (18, 13809920), (20, 12428928), (24, 10357440), (30, 8285952), (32, 7768080), (36, 6904960), (40, 6214464), (45, 5523968), (48, 5178720), (60, 4142976), (64, 3884040), (72, 3452480), (80, 3107232), (90, 2761984), (96, 2589360), (120, 2071488), (128, 1942020), (144, 1726240), (160, 1553616), (180, 1380992), (192, 1294680), (240, 1035744), (256, 971010), (288, 863120), (320, 776808), (360, 690496), (384, 647340), (480, 517872), (512, 485505), (576, 431560), (640, 388404), (720, 345248), (768, 323670), (960, 258936), (1152, 215780), (1280, 194202), (1440, 172624), (1536, 161835), (1920, 129468), (2304, 107890), (2560, 97101), (2880, 86312), (3840, 64734), (4608, 53945), (5760, 43156), (7680, 32367), (10789, 23040), (11520, 21578)]