871441920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:485

約数の個数: 240

約数和(自身を含む): 3054514320

約数和(自身を除く): 2183072400

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, 109, 120, 128, 144, 160, 180, 192, 218, 240, 256, 288, 320, 327, 347, 360, 384, 436, 480, 512, 545, 576, 640, 654, 694, 720, 768, 872, 960, 981, 1041, 1090, 1152, 1280, 1308, 1388, 1440, 1536, 1635, 1735, 1744, 1920, 1962, 2082, 2180, 2304, 2560, 2616, 2776, 2880, 3123, 3270, 3470, 3488, 3840, 3924, 4164, 4360, 4608, 4905, 5205, 5232, 5552, 5760, 6246, 6540, 6940, 6976, 7680, 7848, 8328, 8720, 9810, 10410, 10464, 11104, 11520, 12492, 13080, 13880, 13952, 15615, 15696, 16656, 17440, 19620, 20820, 20928, 22208, 23040, 24984, 26160, 27760, 27904, 31230, 31392, 33312, 34880, 37823, 39240, 41640, 41856, 44416, 49968, 52320, 55520, 55808, 62460, 62784, 66624, 69760, 75646, 78480, 83280, 83712, 88832, 99936, 104640, 111040, 113469, 124920, 125568, 133248, 139520, 151292, 156960, 166560, 167424, 177664, 189115, 199872, 209280, 222080, 226938, 249840, 251136, 266496, 279040, 302584, 313920, 333120, 340407, 378230, 399744, 418560, 444160, 453876, 499680, 502272, 532992, 567345, 605168, 627840, 666240, 680814, 756460, 799488, 837120, 888320, 907752, 999360, 1134690, 1210336, 1255680, 1332480, 1361628, 1512920, 1598976, 1702035, 1815504, 1998720, 2269380, 2420672, 2511360, 2664960, 2723256, 3025840, 3404070, 3631008, 3997440, 4538760, 4841344, 5446512, 6051680, 6808140, 7262016, 7994880, 9077520, 9682688, 10893024, 12103360, 13616280, 14524032, 18155040, 19365376, 21786048, 24206720, 27232560, 29048064, 36310080, 43572096, 48413440, 54465120, 58096128, 72620160, 87144192, 96826880, 108930240, 145240320, 174288384, 217860480, 290480640, 435720960, 871441920]

約数ペア:

[(1, 871441920), (2, 435720960), (3, 290480640), (4, 217860480), (5, 174288384), (6, 145240320), (8, 108930240), (9, 96826880), (10, 87144192), (12, 72620160), (15, 58096128), (16, 54465120), (18, 48413440), (20, 43572096), (24, 36310080), (30, 29048064), (32, 27232560), (36, 24206720), (40, 21786048), (45, 19365376), (48, 18155040), (60, 14524032), (64, 13616280), (72, 12103360), (80, 10893024), (90, 9682688), (96, 9077520), (109, 7994880), (120, 7262016), (128, 6808140), (144, 6051680), (160, 5446512), (180, 4841344), (192, 4538760), (218, 3997440), (240, 3631008), (256, 3404070), (288, 3025840), (320, 2723256), (327, 2664960), (347, 2511360), (360, 2420672), (384, 2269380), (436, 1998720), (480, 1815504), (512, 1702035), (545, 1598976), (576, 1512920), (640, 1361628), (654, 1332480), (694, 1255680), (720, 1210336), (768, 1134690), (872, 999360), (960, 907752), (981, 888320), (1041, 837120), (1090, 799488), (1152, 756460), (1280, 680814), (1308, 666240), (1388, 627840), (1440, 605168), (1536, 567345), (1635, 532992), (1735, 502272), (1744, 499680), (1920, 453876), (1962, 444160), (2082, 418560), (2180, 399744), (2304, 378230), (2560, 340407), (2616, 333120), (2776, 313920), (2880, 302584), (3123, 279040), (3270, 266496), (3470, 251136), (3488, 249840), (3840, 226938), (3924, 222080), (4164, 209280), (4360, 199872), (4608, 189115), (4905, 177664), (5205, 167424), (5232, 166560), (5552, 156960), (5760, 151292), (6246, 139520), (6540, 133248), (6940, 125568), (6976, 124920), (7680, 113469), (7848, 111040), (8328, 104640), (8720, 99936), (9810, 88832), (10410, 83712), (10464, 83280), (11104, 78480), (11520, 75646), (12492, 69760), (13080, 66624), (13880, 62784), (13952, 62460), (15615, 55808), (15696, 55520), (16656, 52320), (17440, 49968), (19620, 44416), (20820, 41856), (20928, 41640), (22208, 39240), (23040, 37823), (24984, 34880), (26160, 33312), (27760, 31392), (27904, 31230)]