165404820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1979}}^1$

素因数の和:2197

約数の個数: 96

約数和(自身を含む): 532224000

約数和(自身を除く): 366819180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 398, 420, 597, 796, 995, 1194, 1393, 1979, 1990, 2388, 2786, 2985, 3958, 3980, 4179, 5572, 5937, 5970, 6965, 7916, 8358, 9895, 11874, 11940, 13853, 13930, 16716, 19790, 20895, 23748, 27706, 27860, 29685, 39580, 41559, 41790, 55412, 59370, 69265, 83118, 83580, 118740, 138530, 166236, 207795, 277060, 393821, 415590, 787642, 831180, 1181463, 1575284, 1969105, 2362926, 2756747, 3938210, 4725852, 5513494, 5907315, 7876420, 8270241, 11026988, 11814630, 13783735, 16540482, 23629260, 27567470, 33080964, 41351205, 55134940, 82702410, 165404820]

約数ペア:

[(1, 165404820), (2, 82702410), (3, 55134940), (4, 41351205), (5, 33080964), (6, 27567470), (7, 23629260), (10, 16540482), (12, 13783735), (14, 11814630), (15, 11026988), (20, 8270241), (21, 7876420), (28, 5907315), (30, 5513494), (35, 4725852), (42, 3938210), (60, 2756747), (70, 2362926), (84, 1969105), (105, 1575284), (140, 1181463), (199, 831180), (210, 787642), (398, 415590), (420, 393821), (597, 277060), (796, 207795), (995, 166236), (1194, 138530), (1393, 118740), (1979, 83580), (1990, 83118), (2388, 69265), (2786, 59370), (2985, 55412), (3958, 41790), (3980, 41559), (4179, 39580), (5572, 29685), (5937, 27860), (5970, 27706), (6965, 23748), (7916, 20895), (8358, 19790), (9895, 16716), (11874, 13930), (11940, 13853)]