12801600

素因数分解:

$2^6\times 3^2\times 5^2\times 7^1\times {\mathrm{127}}^1$

素因数の和:162

約数の個数: 252

約数和(自身を含む): 52409344

約数和(自身を除く): 39607744

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, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 127, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 252, 254, 280, 288, 300, 315, 320, 336, 350, 360, 381, 400, 420, 448, 450, 480, 504, 508, 525, 560, 576, 600, 630, 635, 672, 700, 720, 762, 800, 840, 889, 900, 960, 1008, 1016, 1050, 1120, 1143, 1200, 1260, 1270, 1344, 1400, 1440, 1524, 1575, 1600, 1680, 1778, 1800, 1905, 2016, 2032, 2100, 2240, 2286, 2400, 2520, 2540, 2667, 2800, 2880, 3048, 3150, 3175, 3360, 3556, 3600, 3810, 4032, 4064, 4200, 4445, 4572, 4800, 5040, 5080, 5334, 5600, 5715, 6096, 6300, 6350, 6720, 7112, 7200, 7620, 8001, 8128, 8400, 8890, 9144, 9525, 10080, 10160, 10668, 11200, 11430, 12192, 12600, 12700, 13335, 14224, 14400, 15240, 16002, 16800, 17780, 18288, 19050, 20160, 20320, 21336, 22225, 22860, 24384, 25200, 25400, 26670, 28448, 28575, 30480, 32004, 33600, 35560, 36576, 38100, 40005, 40640, 42672, 44450, 45720, 50400, 50800, 53340, 56896, 57150, 60960, 64008, 66675, 71120, 73152, 76200, 80010, 85344, 88900, 91440, 100800, 101600, 106680, 114300, 121920, 128016, 133350, 142240, 152400, 160020, 170688, 177800, 182880, 200025, 203200, 213360, 228600, 256032, 266700, 284480, 304800, 320040, 355600, 365760, 400050, 426720, 457200, 512064, 533400, 609600, 640080, 711200, 800100, 853440, 914400, 1066800, 1280160, 1422400, 1600200, 1828800, 2133600, 2560320, 3200400, 4267200, 6400800, 12801600]

約数ペア:

[(1, 12801600), (2, 6400800), (3, 4267200), (4, 3200400), (5, 2560320), (6, 2133600), (7, 1828800), (8, 1600200), (9, 1422400), (10, 1280160), (12, 1066800), (14, 914400), (15, 853440), (16, 800100), (18, 711200), (20, 640080), (21, 609600), (24, 533400), (25, 512064), (28, 457200), (30, 426720), (32, 400050), (35, 365760), (36, 355600), (40, 320040), (42, 304800), (45, 284480), (48, 266700), (50, 256032), (56, 228600), (60, 213360), (63, 203200), (64, 200025), (70, 182880), (72, 177800), (75, 170688), (80, 160020), (84, 152400), (90, 142240), (96, 133350), (100, 128016), (105, 121920), (112, 114300), (120, 106680), (126, 101600), (127, 100800), (140, 91440), (144, 88900), (150, 85344), (160, 80010), (168, 76200), (175, 73152), (180, 71120), (192, 66675), (200, 64008), (210, 60960), (224, 57150), (225, 56896), (240, 53340), (252, 50800), (254, 50400), (280, 45720), (288, 44450), (300, 42672), (315, 40640), (320, 40005), (336, 38100), (350, 36576), (360, 35560), (381, 33600), (400, 32004), (420, 30480), (448, 28575), (450, 28448), (480, 26670), (504, 25400), (508, 25200), (525, 24384), (560, 22860), (576, 22225), (600, 21336), (630, 20320), (635, 20160), (672, 19050), (700, 18288), (720, 17780), (762, 16800), (800, 16002), (840, 15240), (889, 14400), (900, 14224), (960, 13335), (1008, 12700), (1016, 12600), (1050, 12192), (1120, 11430), (1143, 11200), (1200, 10668), (1260, 10160), (1270, 10080), (1344, 9525), (1400, 9144), (1440, 8890), (1524, 8400), (1575, 8128), (1600, 8001), (1680, 7620), (1778, 7200), (1800, 7112), (1905, 6720), (2016, 6350), (2032, 6300), (2100, 6096), (2240, 5715), (2286, 5600), (2400, 5334), (2520, 5080), (2540, 5040), (2667, 4800), (2800, 4572), (2880, 4445), (3048, 4200), (3150, 4064), (3175, 4032), (3360, 3810), (3556, 3600)]