1272781440

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{31567}}^1$

素因数の和:31599

約数の個数: 192

約数和(自身を含む): 5023100160

約数和(自身を除く): 3750318720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 31567, 40320, 63134, 94701, 126268, 157835, 189402, 220969, 252536, 284103, 315670, 378804, 441938, 473505, 505072, 568206, 631340, 662907, 757608, 883876, 947010, 1010144, 1104845, 1136412, 1262680, 1325814, 1420515, 1515216, 1767752, 1894020, 1988721, 2020288, 2209690, 2272824, 2525360, 2651628, 2841030, 3030432, 3314535, 3535504, 3788040, 3977442, 4040576, 4419380, 4545648, 5050720, 5303256, 5682060, 6060864, 6629070, 7071008, 7576080, 7954884, 8838760, 9091296, 9943605, 10101440, 10606512, 11364120, 12121728, 13258140, 14142016, 15152160, 15909768, 17677520, 18182592, 19887210, 20202880, 21213024, 22728240, 26516280, 28284032, 30304320, 31819536, 35355040, 36365184, 39774420, 42426048, 45456480, 53032560, 60608640, 63639072, 70710080, 79548840, 84852096, 90912960, 106065120, 127278144, 141420160, 159097680, 181825920, 212130240, 254556288, 318195360, 424260480, 636390720, 1272781440]

約数ペア:

[(1, 1272781440), (2, 636390720), (3, 424260480), (4, 318195360), (5, 254556288), (6, 212130240), (7, 181825920), (8, 159097680), (9, 141420160), (10, 127278144), (12, 106065120), (14, 90912960), (15, 84852096), (16, 79548840), (18, 70710080), (20, 63639072), (21, 60608640), (24, 53032560), (28, 45456480), (30, 42426048), (32, 39774420), (35, 36365184), (36, 35355040), (40, 31819536), (42, 30304320), (45, 28284032), (48, 26516280), (56, 22728240), (60, 21213024), (63, 20202880), (64, 19887210), (70, 18182592), (72, 17677520), (80, 15909768), (84, 15152160), (90, 14142016), (96, 13258140), (105, 12121728), (112, 11364120), (120, 10606512), (126, 10101440), (128, 9943605), (140, 9091296), (144, 8838760), (160, 7954884), (168, 7576080), (180, 7071008), (192, 6629070), (210, 6060864), (224, 5682060), (240, 5303256), (252, 5050720), (280, 4545648), (288, 4419380), (315, 4040576), (320, 3977442), (336, 3788040), (360, 3535504), (384, 3314535), (420, 3030432), (448, 2841030), (480, 2651628), (504, 2525360), (560, 2272824), (576, 2209690), (630, 2020288), (640, 1988721), (672, 1894020), (720, 1767752), (840, 1515216), (896, 1420515), (960, 1325814), (1008, 1262680), (1120, 1136412), (1152, 1104845), (1260, 1010144), (1344, 947010), (1440, 883876), (1680, 757608), (1920, 662907), (2016, 631340), (2240, 568206), (2520, 505072), (2688, 473505), (2880, 441938), (3360, 378804), (4032, 315670), (4480, 284103), (5040, 252536), (5760, 220969), (6720, 189402), (8064, 157835), (10080, 126268), (13440, 94701), (20160, 63134), (31567, 40320)]