399288960

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{3301}}^1$

素因数の和:3336

約数の個数: 256

約数和(自身を含む): 1616659200

約数和(自身を除く): 1217370240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3301, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6602, 6720, 7560, 8064, 8640, 9903, 10080, 12096, 13204, 13440, 15120, 16505, 17280, 19806, 20160, 23107, 24192, 26408, 29709, 30240, 33010, 39612, 40320, 46214, 49515, 52816, 59418, 60480, 66020, 69321, 79224, 89127, 92428, 99030, 105632, 115535, 118836, 120960, 132040, 138642, 148545, 158448, 178254, 184856, 198060, 207963, 211264, 231070, 237672, 264080, 277284, 297090, 316896, 346605, 356508, 369712, 396120, 415926, 422528, 445635, 462140, 475344, 528160, 554568, 594180, 623889, 633792, 693210, 713016, 739424, 792240, 831852, 891270, 924280, 950688, 1039815, 1056320, 1109136, 1188360, 1247778, 1267584, 1386420, 1426032, 1478848, 1584480, 1663704, 1782540, 1848560, 1901376, 2079630, 2112640, 2218272, 2376720, 2495556, 2772840, 2852064, 2957696, 3119445, 3168960, 3327408, 3565080, 3697120, 3802752, 4159260, 4436544, 4753440, 4991112, 5545680, 5704128, 6238890, 6337920, 6654816, 7130160, 7394240, 8318520, 8873088, 9506880, 9982224, 11091360, 11408256, 12477780, 13309632, 14260320, 14788480, 16637040, 19013760, 19964448, 22182720, 24955560, 26619264, 28520640, 33274080, 39928896, 44365440, 49911120, 57041280, 66548160, 79857792, 99822240, 133096320, 199644480, 399288960]

約数ペア:

[(1, 399288960), (2, 199644480), (3, 133096320), (4, 99822240), (5, 79857792), (6, 66548160), (7, 57041280), (8, 49911120), (9, 44365440), (10, 39928896), (12, 33274080), (14, 28520640), (15, 26619264), (16, 24955560), (18, 22182720), (20, 19964448), (21, 19013760), (24, 16637040), (27, 14788480), (28, 14260320), (30, 13309632), (32, 12477780), (35, 11408256), (36, 11091360), (40, 9982224), (42, 9506880), (45, 8873088), (48, 8318520), (54, 7394240), (56, 7130160), (60, 6654816), (63, 6337920), (64, 6238890), (70, 5704128), (72, 5545680), (80, 4991112), (84, 4753440), (90, 4436544), (96, 4159260), (105, 3802752), (108, 3697120), (112, 3565080), (120, 3327408), (126, 3168960), (128, 3119445), (135, 2957696), (140, 2852064), (144, 2772840), (160, 2495556), (168, 2376720), (180, 2218272), (189, 2112640), (192, 2079630), (210, 1901376), (216, 1848560), (224, 1782540), (240, 1663704), (252, 1584480), (270, 1478848), (280, 1426032), (288, 1386420), (315, 1267584), (320, 1247778), (336, 1188360), (360, 1109136), (378, 1056320), (384, 1039815), (420, 950688), (432, 924280), (448, 891270), (480, 831852), (504, 792240), (540, 739424), (560, 713016), (576, 693210), (630, 633792), (640, 623889), (672, 594180), (720, 554568), (756, 528160), (840, 475344), (864, 462140), (896, 445635), (945, 422528), (960, 415926), (1008, 396120), (1080, 369712), (1120, 356508), (1152, 346605), (1260, 316896), (1344, 297090), (1440, 277284), (1512, 264080), (1680, 237672), (1728, 231070), (1890, 211264), (1920, 207963), (2016, 198060), (2160, 184856), (2240, 178254), (2520, 158448), (2688, 148545), (2880, 138642), (3024, 132040), (3301, 120960), (3360, 118836), (3456, 115535), (3780, 105632), (4032, 99030), (4320, 92428), (4480, 89127), (5040, 79224), (5760, 69321), (6048, 66020), (6602, 60480), (6720, 59418), (7560, 52816), (8064, 49515), (8640, 46214), (9903, 40320), (10080, 39612), (12096, 33010), (13204, 30240), (13440, 29709), (15120, 26408), (16505, 24192), (17280, 23107), (19806, 20160)]