873108520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 2177280000

約数和(自身を除く): 1304171480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 199, 230, 251, 380, 398, 437, 460, 502, 760, 796, 874, 920, 995, 1004, 1255, 1592, 1748, 1990, 2008, 2185, 2510, 3496, 3781, 3980, 4370, 4577, 4769, 5020, 5773, 7562, 7960, 8740, 9154, 9538, 10040, 11546, 15124, 17480, 18308, 18905, 19076, 22885, 23092, 23845, 28865, 30248, 36616, 37810, 38152, 45770, 46184, 47690, 49949, 57730, 75620, 86963, 91540, 95380, 99898, 109687, 115460, 151240, 173926, 183080, 190760, 199796, 219374, 230920, 249745, 347852, 399592, 434815, 438748, 499490, 548435, 695704, 869630, 877496, 949031, 998980, 1096870, 1148827, 1739260, 1898062, 1997960, 2193740, 2297654, 3478520, 3796124, 4387480, 4595308, 4745155, 5744135, 7592248, 9190616, 9490310, 11488270, 18980620, 21827713, 22976540, 37961240, 43655426, 45953080, 87310852, 109138565, 174621704, 218277130, 436554260, 873108520]

約数ペア:

[(1, 873108520), (2, 436554260), (4, 218277130), (5, 174621704), (8, 109138565), (10, 87310852), (19, 45953080), (20, 43655426), (23, 37961240), (38, 22976540), (40, 21827713), (46, 18980620), (76, 11488270), (92, 9490310), (95, 9190616), (115, 7592248), (152, 5744135), (184, 4745155), (190, 4595308), (199, 4387480), (230, 3796124), (251, 3478520), (380, 2297654), (398, 2193740), (437, 1997960), (460, 1898062), (502, 1739260), (760, 1148827), (796, 1096870), (874, 998980), (920, 949031), (995, 877496), (1004, 869630), (1255, 695704), (1592, 548435), (1748, 499490), (1990, 438748), (2008, 434815), (2185, 399592), (2510, 347852), (3496, 249745), (3781, 230920), (3980, 219374), (4370, 199796), (4577, 190760), (4769, 183080), (5020, 173926), (5773, 151240), (7562, 115460), (7960, 109687), (8740, 99898), (9154, 95380), (9538, 91540), (10040, 86963), (11546, 75620), (15124, 57730), (17480, 49949), (18308, 47690), (18905, 46184), (19076, 45770), (22885, 38152), (23092, 37810), (23845, 36616), (28865, 30248)]