81292800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 240

約数和(自身を含む): 281611440

約数和(自身を除く): 200318640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 32, 40, 48, 50, 58, 60, 64, 73, 75, 80, 87, 96, 100, 116, 120, 128, 145, 146, 150, 160, 174, 192, 200, 219, 232, 240, 256, 290, 292, 300, 320, 348, 365, 384, 400, 435, 438, 464, 480, 512, 580, 584, 600, 640, 696, 725, 730, 768, 800, 870, 876, 928, 960, 1095, 1160, 1168, 1200, 1280, 1392, 1450, 1460, 1536, 1600, 1740, 1752, 1825, 1856, 1920, 2117, 2175, 2190, 2320, 2336, 2400, 2560, 2784, 2900, 2920, 3200, 3480, 3504, 3650, 3712, 3840, 4234, 4350, 4380, 4640, 4672, 4800, 5475, 5568, 5800, 5840, 6351, 6400, 6960, 7008, 7300, 7424, 7680, 8468, 8700, 8760, 9280, 9344, 9600, 10585, 10950, 11136, 11600, 11680, 12702, 12800, 13920, 14016, 14600, 14848, 16936, 17400, 17520, 18560, 18688, 19200, 21170, 21900, 22272, 23200, 23360, 25404, 27840, 28032, 29200, 31755, 33872, 34800, 35040, 37120, 37376, 38400, 42340, 43800, 44544, 46400, 46720, 50808, 52925, 55680, 56064, 58400, 63510, 67744, 69600, 70080, 74240, 84680, 87600, 92800, 93440, 101616, 105850, 111360, 112128, 116800, 127020, 135488, 139200, 140160, 158775, 169360, 175200, 185600, 186880, 203232, 211700, 222720, 233600, 254040, 270976, 278400, 280320, 317550, 338720, 350400, 371200, 406464, 423400, 467200, 508080, 541952, 556800, 560640, 635100, 677440, 700800, 812928, 846800, 934400, 1016160, 1083904, 1113600, 1270200, 1354880, 1401600, 1625856, 1693600, 2032320, 2540400, 2709760, 2803200, 3251712, 3387200, 4064640, 5080800, 5419520, 6774400, 8129280, 10161600, 13548800, 16258560, 20323200, 27097600, 40646400, 81292800]

約数ペア:

[(1, 81292800), (2, 40646400), (3, 27097600), (4, 20323200), (5, 16258560), (6, 13548800), (8, 10161600), (10, 8129280), (12, 6774400), (15, 5419520), (16, 5080800), (20, 4064640), (24, 3387200), (25, 3251712), (29, 2803200), (30, 2709760), (32, 2540400), (40, 2032320), (48, 1693600), (50, 1625856), (58, 1401600), (60, 1354880), (64, 1270200), (73, 1113600), (75, 1083904), (80, 1016160), (87, 934400), (96, 846800), (100, 812928), (116, 700800), (120, 677440), (128, 635100), (145, 560640), (146, 556800), (150, 541952), (160, 508080), (174, 467200), (192, 423400), (200, 406464), (219, 371200), (232, 350400), (240, 338720), (256, 317550), (290, 280320), (292, 278400), (300, 270976), (320, 254040), (348, 233600), (365, 222720), (384, 211700), (400, 203232), (435, 186880), (438, 185600), (464, 175200), (480, 169360), (512, 158775), (580, 140160), (584, 139200), (600, 135488), (640, 127020), (696, 116800), (725, 112128), (730, 111360), (768, 105850), (800, 101616), (870, 93440), (876, 92800), (928, 87600), (960, 84680), (1095, 74240), (1160, 70080), (1168, 69600), (1200, 67744), (1280, 63510), (1392, 58400), (1450, 56064), (1460, 55680), (1536, 52925), (1600, 50808), (1740, 46720), (1752, 46400), (1825, 44544), (1856, 43800), (1920, 42340), (2117, 38400), (2175, 37376), (2190, 37120), (2320, 35040), (2336, 34800), (2400, 33872), (2560, 31755), (2784, 29200), (2900, 28032), (2920, 27840), (3200, 25404), (3480, 23360), (3504, 23200), (3650, 22272), (3712, 21900), (3840, 21170), (4234, 19200), (4350, 18688), (4380, 18560), (4640, 17520), (4672, 17400), (4800, 16936), (5475, 14848), (5568, 14600), (5800, 14016), (5840, 13920), (6351, 12800), (6400, 12702), (6960, 11680), (7008, 11600), (7300, 11136), (7424, 10950), (7680, 10585), (8468, 9600), (8700, 9344), (8760, 9280)]