87368960

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 245280000

約数和(自身を除く): 157911040

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, 560, 640, 686, 784, 796, 896, 980, 995, 1120, 1280, 1372, 1393, 1568, 1592, 1715, 1792, 1960, 1990, 2240, 2744, 2786, 3136, 3184, 3430, 3920, 3980, 4480, 5488, 5572, 6272, 6368, 6860, 6965, 7840, 7960, 8960, 9751, 10976, 11144, 12544, 12736, 13720, 13930, 15680, 15920, 19502, 21952, 22288, 25472, 27440, 27860, 31360, 31840, 39004, 43904, 44576, 48755, 50944, 54880, 55720, 62720, 63680, 68257, 78008, 87808, 89152, 97510, 109760, 111440, 127360, 136514, 156016, 178304, 195020, 219520, 222880, 254720, 273028, 312032, 341285, 356608, 390040, 439040, 445760, 546056, 624064, 682570, 780080, 891520, 1092112, 1248128, 1365140, 1560160, 1783040, 2184224, 2496256, 2730280, 3120320, 4368448, 5460560, 6240640, 8736896, 10921120, 12481280, 17473792, 21842240, 43684480, 87368960]

約数ペア:

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