1684189920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1997}}^1$

素因数の和:2273

約数の個数: 192

約数和(自身を含む): 6090287616

約数和(自身を除く): 4406097696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 251, 280, 336, 420, 480, 502, 560, 672, 753, 840, 1004, 1120, 1255, 1506, 1680, 1757, 1997, 2008, 2510, 3012, 3360, 3514, 3765, 3994, 4016, 5020, 5271, 5991, 6024, 7028, 7530, 7988, 8032, 8785, 9985, 10040, 10542, 11982, 12048, 13979, 14056, 15060, 15976, 17570, 19970, 20080, 21084, 23964, 24096, 26355, 27958, 28112, 29955, 30120, 31952, 35140, 39940, 40160, 41937, 42168, 47928, 52710, 55916, 56224, 59910, 60240, 63904, 69895, 70280, 79880, 83874, 84336, 95856, 105420, 111832, 119820, 120480, 139790, 140560, 159760, 167748, 168672, 191712, 209685, 210840, 223664, 239640, 279580, 281120, 319520, 335496, 419370, 421680, 447328, 479280, 501247, 559160, 670992, 838740, 843360, 958560, 1002494, 1118320, 1341984, 1503741, 1677480, 2004988, 2236640, 2506235, 3007482, 3354960, 3508729, 4009976, 5012470, 6014964, 6709920, 7017458, 7518705, 8019952, 10024940, 10526187, 12029928, 14034916, 15037410, 16039904, 17543645, 20049880, 21052374, 24059856, 28069832, 30074820, 35087290, 40099760, 42104748, 48119712, 52630935, 56139664, 60149640, 70174580, 80199520, 84209496, 105261870, 112279328, 120299280, 140349160, 168418992, 210523740, 240598560, 280698320, 336837984, 421047480, 561396640, 842094960, 1684189920]

約数ペア:

[(1, 1684189920), (2, 842094960), (3, 561396640), (4, 421047480), (5, 336837984), (6, 280698320), (7, 240598560), (8, 210523740), (10, 168418992), (12, 140349160), (14, 120299280), (15, 112279328), (16, 105261870), (20, 84209496), (21, 80199520), (24, 70174580), (28, 60149640), (30, 56139664), (32, 52630935), (35, 48119712), (40, 42104748), (42, 40099760), (48, 35087290), (56, 30074820), (60, 28069832), (70, 24059856), (80, 21052374), (84, 20049880), (96, 17543645), (105, 16039904), (112, 15037410), (120, 14034916), (140, 12029928), (160, 10526187), (168, 10024940), (210, 8019952), (224, 7518705), (240, 7017458), (251, 6709920), (280, 6014964), (336, 5012470), (420, 4009976), (480, 3508729), (502, 3354960), (560, 3007482), (672, 2506235), (753, 2236640), (840, 2004988), (1004, 1677480), (1120, 1503741), (1255, 1341984), (1506, 1118320), (1680, 1002494), (1757, 958560), (1997, 843360), (2008, 838740), (2510, 670992), (3012, 559160), (3360, 501247), (3514, 479280), (3765, 447328), (3994, 421680), (4016, 419370), (5020, 335496), (5271, 319520), (5991, 281120), (6024, 279580), (7028, 239640), (7530, 223664), (7988, 210840), (8032, 209685), (8785, 191712), (9985, 168672), (10040, 167748), (10542, 159760), (11982, 140560), (12048, 139790), (13979, 120480), (14056, 119820), (15060, 111832), (15976, 105420), (17570, 95856), (19970, 84336), (20080, 83874), (21084, 79880), (23964, 70280), (24096, 69895), (26355, 63904), (27958, 60240), (28112, 59910), (29955, 56224), (30120, 55916), (31952, 52710), (35140, 47928), (39940, 42168), (40160, 41937)]