984354560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1801}}^1$

素因数の和:1890

約数の個数: 144

約数和(自身を含む): 2740366272

約数和(自身を除く): 1756011712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 224, 244, 256, 280, 305, 320, 427, 448, 488, 560, 610, 640, 854, 896, 976, 1120, 1220, 1280, 1708, 1792, 1801, 1952, 2135, 2240, 2440, 3416, 3602, 3904, 4270, 4480, 4880, 6832, 7204, 7808, 8540, 8960, 9005, 9760, 12607, 13664, 14408, 15616, 17080, 18010, 19520, 25214, 27328, 28816, 34160, 36020, 39040, 50428, 54656, 57632, 63035, 68320, 72040, 78080, 100856, 109312, 109861, 115264, 126070, 136640, 144080, 201712, 219722, 230528, 252140, 273280, 288160, 403424, 439444, 461056, 504280, 546560, 549305, 576320, 769027, 806848, 878888, 1008560, 1098610, 1152640, 1538054, 1613696, 1757776, 2017120, 2197220, 2305280, 3076108, 3227392, 3515552, 3845135, 4034240, 4394440, 6152216, 7031104, 7690270, 8068480, 8788880, 12304432, 14062208, 15380540, 16136960, 17577760, 24608864, 28124416, 30761080, 35155520, 49217728, 61522160, 70311040, 98435456, 123044320, 140622080, 196870912, 246088640, 492177280, 984354560]

約数ペア:

[(1, 984354560), (2, 492177280), (4, 246088640), (5, 196870912), (7, 140622080), (8, 123044320), (10, 98435456), (14, 70311040), (16, 61522160), (20, 49217728), (28, 35155520), (32, 30761080), (35, 28124416), (40, 24608864), (56, 17577760), (61, 16136960), (64, 15380540), (70, 14062208), (80, 12304432), (112, 8788880), (122, 8068480), (128, 7690270), (140, 7031104), (160, 6152216), (224, 4394440), (244, 4034240), (256, 3845135), (280, 3515552), (305, 3227392), (320, 3076108), (427, 2305280), (448, 2197220), (488, 2017120), (560, 1757776), (610, 1613696), (640, 1538054), (854, 1152640), (896, 1098610), (976, 1008560), (1120, 878888), (1220, 806848), (1280, 769027), (1708, 576320), (1792, 549305), (1801, 546560), (1952, 504280), (2135, 461056), (2240, 439444), (2440, 403424), (3416, 288160), (3602, 273280), (3904, 252140), (4270, 230528), (4480, 219722), (4880, 201712), (6832, 144080), (7204, 136640), (7808, 126070), (8540, 115264), (8960, 109861), (9005, 109312), (9760, 100856), (12607, 78080), (13664, 72040), (14408, 68320), (15616, 63035), (17080, 57632), (18010, 54656), (19520, 50428), (25214, 39040), (27328, 36020), (28816, 34160)]