6400800

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{127}}^1$

素因数の和:160

約数の個数: 216

約数和(自身を含む): 25998336

約数和(自身を除く): 19597536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 127, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 252, 254, 280, 288, 300, 315, 336, 350, 360, 381, 400, 420, 450, 480, 504, 508, 525, 560, 600, 630, 635, 672, 700, 720, 762, 800, 840, 889, 900, 1008, 1016, 1050, 1120, 1143, 1200, 1260, 1270, 1400, 1440, 1524, 1575, 1680, 1778, 1800, 1905, 2016, 2032, 2100, 2286, 2400, 2520, 2540, 2667, 2800, 3048, 3150, 3175, 3360, 3556, 3600, 3810, 4064, 4200, 4445, 4572, 5040, 5080, 5334, 5600, 5715, 6096, 6300, 6350, 7112, 7200, 7620, 8001, 8400, 8890, 9144, 9525, 10080, 10160, 10668, 11430, 12192, 12600, 12700, 13335, 14224, 15240, 16002, 16800, 17780, 18288, 19050, 20320, 21336, 22225, 22860, 25200, 25400, 26670, 28448, 28575, 30480, 32004, 35560, 36576, 38100, 40005, 42672, 44450, 45720, 50400, 50800, 53340, 57150, 60960, 64008, 66675, 71120, 76200, 80010, 85344, 88900, 91440, 101600, 106680, 114300, 128016, 133350, 142240, 152400, 160020, 177800, 182880, 200025, 213360, 228600, 256032, 266700, 304800, 320040, 355600, 400050, 426720, 457200, 533400, 640080, 711200, 800100, 914400, 1066800, 1280160, 1600200, 2133600, 3200400, 6400800]

約数ペア:

[(1, 6400800), (2, 3200400), (3, 2133600), (4, 1600200), (5, 1280160), (6, 1066800), (7, 914400), (8, 800100), (9, 711200), (10, 640080), (12, 533400), (14, 457200), (15, 426720), (16, 400050), (18, 355600), (20, 320040), (21, 304800), (24, 266700), (25, 256032), (28, 228600), (30, 213360), (32, 200025), (35, 182880), (36, 177800), (40, 160020), (42, 152400), (45, 142240), (48, 133350), (50, 128016), (56, 114300), (60, 106680), (63, 101600), (70, 91440), (72, 88900), (75, 85344), (80, 80010), (84, 76200), (90, 71120), (96, 66675), (100, 64008), (105, 60960), (112, 57150), (120, 53340), (126, 50800), (127, 50400), (140, 45720), (144, 44450), (150, 42672), (160, 40005), (168, 38100), (175, 36576), (180, 35560), (200, 32004), (210, 30480), (224, 28575), (225, 28448), (240, 26670), (252, 25400), (254, 25200), (280, 22860), (288, 22225), (300, 21336), (315, 20320), (336, 19050), (350, 18288), (360, 17780), (381, 16800), (400, 16002), (420, 15240), (450, 14224), (480, 13335), (504, 12700), (508, 12600), (525, 12192), (560, 11430), (600, 10668), (630, 10160), (635, 10080), (672, 9525), (700, 9144), (720, 8890), (762, 8400), (800, 8001), (840, 7620), (889, 7200), (900, 7112), (1008, 6350), (1016, 6300), (1050, 6096), (1120, 5715), (1143, 5600), (1200, 5334), (1260, 5080), (1270, 5040), (1400, 4572), (1440, 4445), (1524, 4200), (1575, 4064), (1680, 3810), (1778, 3600), (1800, 3556), (1905, 3360), (2016, 3175), (2032, 3150), (2100, 3048), (2286, 2800), (2400, 2667), (2520, 2540)]