679569280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 1805375520

約数和(自身を除く): 1125806240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 103, 104, 122, 128, 130, 160, 169, 206, 208, 244, 260, 305, 320, 338, 412, 416, 488, 515, 520, 610, 640, 676, 793, 824, 832, 845, 976, 1030, 1040, 1220, 1339, 1352, 1586, 1648, 1664, 1690, 1952, 2060, 2080, 2440, 2678, 2704, 3172, 3296, 3380, 3904, 3965, 4120, 4160, 4880, 5356, 5408, 6283, 6344, 6592, 6695, 6760, 7808, 7930, 8240, 8320, 9760, 10309, 10712, 10816, 12566, 12688, 13184, 13390, 13520, 15860, 16480, 17407, 19520, 20618, 21424, 21632, 25132, 25376, 26780, 27040, 31415, 31720, 32960, 34814, 39040, 41236, 42848, 50264, 50752, 51545, 53560, 54080, 62830, 63440, 65920, 69628, 81679, 82472, 85696, 87035, 100528, 101504, 103090, 107120, 108160, 125660, 126880, 139256, 163358, 164944, 171392, 174070, 201056, 206180, 214240, 251320, 253760, 278512, 326716, 329888, 348140, 402112, 408395, 412360, 428480, 502640, 507520, 557024, 653432, 659776, 696280, 804224, 816790, 824720, 856960, 1005280, 1061827, 1114048, 1306864, 1319552, 1392560, 1633580, 1649440, 2010560, 2123654, 2228096, 2613728, 2785120, 3267160, 3298880, 4021120, 4247308, 5227456, 5309135, 5570240, 6534320, 6597760, 8494616, 10454912, 10618270, 11140480, 13068640, 16989232, 21236540, 26137280, 33978464, 42473080, 52274560, 67956928, 84946160, 135913856, 169892320, 339784640, 679569280]

約数ペア:

[(1, 679569280), (2, 339784640), (4, 169892320), (5, 135913856), (8, 84946160), (10, 67956928), (13, 52274560), (16, 42473080), (20, 33978464), (26, 26137280), (32, 21236540), (40, 16989232), (52, 13068640), (61, 11140480), (64, 10618270), (65, 10454912), (80, 8494616), (103, 6597760), (104, 6534320), (122, 5570240), (128, 5309135), (130, 5227456), (160, 4247308), (169, 4021120), (206, 3298880), (208, 3267160), (244, 2785120), (260, 2613728), (305, 2228096), (320, 2123654), (338, 2010560), (412, 1649440), (416, 1633580), (488, 1392560), (515, 1319552), (520, 1306864), (610, 1114048), (640, 1061827), (676, 1005280), (793, 856960), (824, 824720), (832, 816790), (845, 804224), (976, 696280), (1030, 659776), (1040, 653432), (1220, 557024), (1339, 507520), (1352, 502640), (1586, 428480), (1648, 412360), (1664, 408395), (1690, 402112), (1952, 348140), (2060, 329888), (2080, 326716), (2440, 278512), (2678, 253760), (2704, 251320), (3172, 214240), (3296, 206180), (3380, 201056), (3904, 174070), (3965, 171392), (4120, 164944), (4160, 163358), (4880, 139256), (5356, 126880), (5408, 125660), (6283, 108160), (6344, 107120), (6592, 103090), (6695, 101504), (6760, 100528), (7808, 87035), (7930, 85696), (8240, 82472), (8320, 81679), (9760, 69628), (10309, 65920), (10712, 63440), (10816, 62830), (12566, 54080), (12688, 53560), (13184, 51545), (13390, 50752), (13520, 50264), (15860, 42848), (16480, 41236), (17407, 39040), (19520, 34814), (20618, 32960), (21424, 31720), (21632, 31415), (25132, 27040), (25376, 26780)]