67755520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 160

約数和(自身を含む): 196416000

約数和(自身を除く): 128660480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 199, 224, 256, 266, 280, 304, 320, 380, 398, 448, 512, 532, 560, 608, 640, 665, 760, 796, 896, 995, 1064, 1120, 1216, 1280, 1330, 1393, 1520, 1592, 1792, 1990, 2128, 2240, 2432, 2560, 2660, 2786, 3040, 3184, 3584, 3781, 3980, 4256, 4480, 4864, 5320, 5572, 6080, 6368, 6965, 7562, 7960, 8512, 8960, 9728, 10640, 11144, 12160, 12736, 13930, 15124, 15920, 17024, 17920, 18905, 21280, 22288, 24320, 25472, 26467, 27860, 30248, 31840, 34048, 37810, 42560, 44576, 48640, 50944, 52934, 55720, 60496, 63680, 68096, 75620, 85120, 89152, 101888, 105868, 111440, 120992, 127360, 132335, 151240, 170240, 178304, 211736, 222880, 241984, 254720, 264670, 302480, 340480, 356608, 423472, 445760, 483968, 509440, 529340, 604960, 713216, 846944, 891520, 967936, 1058680, 1209920, 1693888, 1783040, 1935872, 2117360, 2419840, 3387776, 3566080, 4234720, 4839680, 6775552, 8469440, 9679360, 13551104, 16938880, 33877760, 67755520]

約数ペア:

[(1, 67755520), (2, 33877760), (4, 16938880), (5, 13551104), (7, 9679360), (8, 8469440), (10, 6775552), (14, 4839680), (16, 4234720), (19, 3566080), (20, 3387776), (28, 2419840), (32, 2117360), (35, 1935872), (38, 1783040), (40, 1693888), (56, 1209920), (64, 1058680), (70, 967936), (76, 891520), (80, 846944), (95, 713216), (112, 604960), (128, 529340), (133, 509440), (140, 483968), (152, 445760), (160, 423472), (190, 356608), (199, 340480), (224, 302480), (256, 264670), (266, 254720), (280, 241984), (304, 222880), (320, 211736), (380, 178304), (398, 170240), (448, 151240), (512, 132335), (532, 127360), (560, 120992), (608, 111440), (640, 105868), (665, 101888), (760, 89152), (796, 85120), (896, 75620), (995, 68096), (1064, 63680), (1120, 60496), (1216, 55720), (1280, 52934), (1330, 50944), (1393, 48640), (1520, 44576), (1592, 42560), (1792, 37810), (1990, 34048), (2128, 31840), (2240, 30248), (2432, 27860), (2560, 26467), (2660, 25472), (2786, 24320), (3040, 22288), (3184, 21280), (3584, 18905), (3781, 17920), (3980, 17024), (4256, 15920), (4480, 15124), (4864, 13930), (5320, 12736), (5572, 12160), (6080, 11144), (6368, 10640), (6965, 9728), (7562, 8960), (7960, 8512)]