349475840

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 176

約数和(自身を含む): 982560000

約数和(自身を除く): 633084160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 199, 224, 245, 256, 280, 320, 343, 392, 398, 448, 490, 512, 560, 640, 686, 784, 796, 896, 980, 995, 1024, 1120, 1280, 1372, 1393, 1568, 1592, 1715, 1792, 1960, 1990, 2240, 2560, 2744, 2786, 3136, 3184, 3430, 3584, 3920, 3980, 4480, 5120, 5488, 5572, 6272, 6368, 6860, 6965, 7168, 7840, 7960, 8960, 9751, 10976, 11144, 12544, 12736, 13720, 13930, 15680, 15920, 17920, 19502, 21952, 22288, 25088, 25472, 27440, 27860, 31360, 31840, 35840, 39004, 43904, 44576, 48755, 50176, 50944, 54880, 55720, 62720, 63680, 68257, 78008, 87808, 89152, 97510, 101888, 109760, 111440, 125440, 127360, 136514, 156016, 175616, 178304, 195020, 203776, 219520, 222880, 250880, 254720, 273028, 312032, 341285, 351232, 356608, 390040, 439040, 445760, 509440, 546056, 624064, 682570, 713216, 780080, 878080, 891520, 1018880, 1092112, 1248128, 1365140, 1426432, 1560160, 1756160, 1783040, 2184224, 2496256, 2730280, 3120320, 3566080, 4368448, 4992512, 5460560, 6240640, 7132160, 8736896, 9985024, 10921120, 12481280, 17473792, 21842240, 24962560, 34947584, 43684480, 49925120, 69895168, 87368960, 174737920, 349475840]

約数ペア:

[(1, 349475840), (2, 174737920), (4, 87368960), (5, 69895168), (7, 49925120), (8, 43684480), (10, 34947584), (14, 24962560), (16, 21842240), (20, 17473792), (28, 12481280), (32, 10921120), (35, 9985024), (40, 8736896), (49, 7132160), (56, 6240640), (64, 5460560), (70, 4992512), (80, 4368448), (98, 3566080), (112, 3120320), (128, 2730280), (140, 2496256), (160, 2184224), (196, 1783040), (199, 1756160), (224, 1560160), (245, 1426432), (256, 1365140), (280, 1248128), (320, 1092112), (343, 1018880), (392, 891520), (398, 878080), (448, 780080), (490, 713216), (512, 682570), (560, 624064), (640, 546056), (686, 509440), (784, 445760), (796, 439040), (896, 390040), (980, 356608), (995, 351232), (1024, 341285), (1120, 312032), (1280, 273028), (1372, 254720), (1393, 250880), (1568, 222880), (1592, 219520), (1715, 203776), (1792, 195020), (1960, 178304), (1990, 175616), (2240, 156016), (2560, 136514), (2744, 127360), (2786, 125440), (3136, 111440), (3184, 109760), (3430, 101888), (3584, 97510), (3920, 89152), (3980, 87808), (4480, 78008), (5120, 68257), (5488, 63680), (5572, 62720), (6272, 55720), (6368, 54880), (6860, 50944), (6965, 50176), (7168, 48755), (7840, 44576), (7960, 43904), (8960, 39004), (9751, 35840), (10976, 31840), (11144, 31360), (12544, 27860), (12736, 27440), (13720, 25472), (13930, 25088), (15680, 22288), (15920, 21952), (17920, 19502)]