209982720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 676972800

約数和(自身を除く): 466990080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 256, 298, 320, 367, 384, 447, 480, 596, 640, 734, 745, 768, 894, 960, 1101, 1192, 1280, 1468, 1490, 1788, 1835, 1920, 2202, 2235, 2384, 2936, 2980, 3576, 3670, 3840, 4404, 4470, 4768, 5505, 5872, 5960, 7152, 7340, 8808, 8940, 9536, 11010, 11744, 11920, 14304, 14680, 17616, 17880, 19072, 22020, 23488, 23840, 28608, 29360, 35232, 35760, 38144, 44040, 46976, 47680, 54683, 57216, 58720, 70464, 71520, 88080, 93952, 95360, 109366, 114432, 117440, 140928, 143040, 164049, 176160, 190720, 218732, 234880, 273415, 281856, 286080, 328098, 352320, 437464, 469760, 546830, 572160, 656196, 704640, 820245, 874928, 1093660, 1312392, 1409280, 1640490, 1749856, 2187320, 2624784, 3280980, 3499712, 4374640, 5249568, 6561960, 6999424, 8749280, 10499136, 13123920, 13998848, 17498560, 20998272, 26247840, 34997120, 41996544, 52495680, 69994240, 104991360, 209982720]

約数ペア:

[(1, 209982720), (2, 104991360), (3, 69994240), (4, 52495680), (5, 41996544), (6, 34997120), (8, 26247840), (10, 20998272), (12, 17498560), (15, 13998848), (16, 13123920), (20, 10499136), (24, 8749280), (30, 6999424), (32, 6561960), (40, 5249568), (48, 4374640), (60, 3499712), (64, 3280980), (80, 2624784), (96, 2187320), (120, 1749856), (128, 1640490), (149, 1409280), (160, 1312392), (192, 1093660), (240, 874928), (256, 820245), (298, 704640), (320, 656196), (367, 572160), (384, 546830), (447, 469760), (480, 437464), (596, 352320), (640, 328098), (734, 286080), (745, 281856), (768, 273415), (894, 234880), (960, 218732), (1101, 190720), (1192, 176160), (1280, 164049), (1468, 143040), (1490, 140928), (1788, 117440), (1835, 114432), (1920, 109366), (2202, 95360), (2235, 93952), (2384, 88080), (2936, 71520), (2980, 70464), (3576, 58720), (3670, 57216), (3840, 54683), (4404, 47680), (4470, 46976), (4768, 44040), (5505, 38144), (5872, 35760), (5960, 35232), (7152, 29360), (7340, 28608), (8808, 23840), (8940, 23488), (9536, 22020), (11010, 19072), (11744, 17880), (11920, 17616), (14304, 14680)]