71504640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2069}}^1$

素因数の和:2099

約数の個数: 144

約数和(自身を含む): 253864800

約数和(自身を除く): 182360160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2069, 2160, 2304, 2880, 3456, 3840, 4138, 4320, 5760, 6207, 6912, 8276, 8640, 10345, 11520, 12414, 16552, 17280, 18621, 20690, 24828, 31035, 33104, 34560, 37242, 41380, 49656, 55863, 62070, 66208, 74484, 82760, 93105, 99312, 111726, 124140, 132416, 148968, 165520, 186210, 198624, 223452, 248280, 264832, 279315, 297936, 331040, 372420, 397248, 446904, 496560, 529664, 558630, 595872, 662080, 744840, 794496, 893808, 993120, 1117260, 1191744, 1324160, 1489680, 1588992, 1787616, 1986240, 2234520, 2383488, 2648320, 2979360, 3575232, 3972480, 4469040, 4766976, 5958720, 7150464, 7944960, 8938080, 11917440, 14300928, 17876160, 23834880, 35752320, 71504640]

約数ペア:

[(1, 71504640), (2, 35752320), (3, 23834880), (4, 17876160), (5, 14300928), (6, 11917440), (8, 8938080), (9, 7944960), (10, 7150464), (12, 5958720), (15, 4766976), (16, 4469040), (18, 3972480), (20, 3575232), (24, 2979360), (27, 2648320), (30, 2383488), (32, 2234520), (36, 1986240), (40, 1787616), (45, 1588992), (48, 1489680), (54, 1324160), (60, 1191744), (64, 1117260), (72, 993120), (80, 893808), (90, 794496), (96, 744840), (108, 662080), (120, 595872), (128, 558630), (135, 529664), (144, 496560), (160, 446904), (180, 397248), (192, 372420), (216, 331040), (240, 297936), (256, 279315), (270, 264832), (288, 248280), (320, 223452), (360, 198624), (384, 186210), (432, 165520), (480, 148968), (540, 132416), (576, 124140), (640, 111726), (720, 99312), (768, 93105), (864, 82760), (960, 74484), (1080, 66208), (1152, 62070), (1280, 55863), (1440, 49656), (1728, 41380), (1920, 37242), (2069, 34560), (2160, 33104), (2304, 31035), (2880, 24828), (3456, 20690), (3840, 18621), (4138, 17280), (4320, 16552), (5760, 12414), (6207, 11520), (6912, 10345), (8276, 8640)]