25228800

素因数分解:

$2^9\times 3^3\times 5^2\times {\mathrm{73}}^1$

素因数の和:110

約数の個数: 240

約数和(自身を含む): 93870480

約数和(自身を除く): 68641680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 73, 75, 80, 90, 96, 100, 108, 120, 128, 135, 144, 146, 150, 160, 180, 192, 200, 216, 219, 225, 240, 256, 270, 288, 292, 300, 320, 360, 365, 384, 400, 432, 438, 450, 480, 512, 540, 576, 584, 600, 640, 657, 675, 720, 730, 768, 800, 864, 876, 900, 960, 1080, 1095, 1152, 1168, 1200, 1280, 1314, 1350, 1440, 1460, 1536, 1600, 1728, 1752, 1800, 1825, 1920, 1971, 2160, 2190, 2304, 2336, 2400, 2560, 2628, 2700, 2880, 2920, 3200, 3285, 3456, 3504, 3600, 3650, 3840, 3942, 4320, 4380, 4608, 4672, 4800, 5256, 5400, 5475, 5760, 5840, 6400, 6570, 6912, 7008, 7200, 7300, 7680, 7884, 8640, 8760, 9344, 9600, 9855, 10512, 10800, 10950, 11520, 11680, 12800, 13140, 13824, 14016, 14400, 14600, 15768, 16425, 17280, 17520, 18688, 19200, 19710, 21024, 21600, 21900, 23040, 23360, 26280, 28032, 28800, 29200, 31536, 32850, 34560, 35040, 37376, 38400, 39420, 42048, 43200, 43800, 46720, 49275, 52560, 56064, 57600, 58400, 63072, 65700, 69120, 70080, 78840, 84096, 86400, 87600, 93440, 98550, 105120, 112128, 115200, 116800, 126144, 131400, 140160, 157680, 168192, 172800, 175200, 186880, 197100, 210240, 233600, 252288, 262800, 280320, 315360, 336384, 345600, 350400, 394200, 420480, 467200, 504576, 525600, 560640, 630720, 700800, 788400, 840960, 934400, 1009152, 1051200, 1261440, 1401600, 1576800, 1681920, 2102400, 2522880, 2803200, 3153600, 4204800, 5045760, 6307200, 8409600, 12614400, 25228800]

約数ペア:

[(1, 25228800), (2, 12614400), (3, 8409600), (4, 6307200), (5, 5045760), (6, 4204800), (8, 3153600), (9, 2803200), (10, 2522880), (12, 2102400), (15, 1681920), (16, 1576800), (18, 1401600), (20, 1261440), (24, 1051200), (25, 1009152), (27, 934400), (30, 840960), (32, 788400), (36, 700800), (40, 630720), (45, 560640), (48, 525600), (50, 504576), (54, 467200), (60, 420480), (64, 394200), (72, 350400), (73, 345600), (75, 336384), (80, 315360), (90, 280320), (96, 262800), (100, 252288), (108, 233600), (120, 210240), (128, 197100), (135, 186880), (144, 175200), (146, 172800), (150, 168192), (160, 157680), (180, 140160), (192, 131400), (200, 126144), (216, 116800), (219, 115200), (225, 112128), (240, 105120), (256, 98550), (270, 93440), (288, 87600), (292, 86400), (300, 84096), (320, 78840), (360, 70080), (365, 69120), (384, 65700), (400, 63072), (432, 58400), (438, 57600), (450, 56064), (480, 52560), (512, 49275), (540, 46720), (576, 43800), (584, 43200), (600, 42048), (640, 39420), (657, 38400), (675, 37376), (720, 35040), (730, 34560), (768, 32850), (800, 31536), (864, 29200), (876, 28800), (900, 28032), (960, 26280), (1080, 23360), (1095, 23040), (1152, 21900), (1168, 21600), (1200, 21024), (1280, 19710), (1314, 19200), (1350, 18688), (1440, 17520), (1460, 17280), (1536, 16425), (1600, 15768), (1728, 14600), (1752, 14400), (1800, 14016), (1825, 13824), (1920, 13140), (1971, 12800), (2160, 11680), (2190, 11520), (2304, 10950), (2336, 10800), (2400, 10512), (2560, 9855), (2628, 9600), (2700, 9344), (2880, 8760), (2920, 8640), (3200, 7884), (3285, 7680), (3456, 7300), (3504, 7200), (3600, 7008), (3650, 6912), (3840, 6570), (3942, 6400), (4320, 5840), (4380, 5760), (4608, 5475), (4672, 5400), (4800, 5256)]