87864240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1049}}^1$

素因数の和:1414

約数の個数: 80

約数和(自身を含む): 273420000

約数和(自身を除く): 185555760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 349, 698, 1047, 1049, 1396, 1745, 2094, 2098, 2792, 3147, 3490, 4188, 4196, 5235, 5245, 5584, 6294, 6980, 8376, 8392, 10470, 10490, 12588, 13960, 15735, 16752, 16784, 20940, 20980, 25176, 27920, 31470, 41880, 41960, 50352, 62940, 83760, 83920, 125880, 251760, 366101, 732202, 1098303, 1464404, 1830505, 2196606, 2928808, 3661010, 4393212, 5491515, 5857616, 7322020, 8786424, 10983030, 14644040, 17572848, 21966060, 29288080, 43932120, 87864240]

約数ペア:

[(1, 87864240), (2, 43932120), (3, 29288080), (4, 21966060), (5, 17572848), (6, 14644040), (8, 10983030), (10, 8786424), (12, 7322020), (15, 5857616), (16, 5491515), (20, 4393212), (24, 3661010), (30, 2928808), (40, 2196606), (48, 1830505), (60, 1464404), (80, 1098303), (120, 732202), (240, 366101), (349, 251760), (698, 125880), (1047, 83920), (1049, 83760), (1396, 62940), (1745, 50352), (2094, 41960), (2098, 41880), (2792, 31470), (3147, 27920), (3490, 25176), (4188, 20980), (4196, 20940), (5235, 16784), (5245, 16752), (5584, 15735), (6294, 13960), (6980, 12588), (8376, 10490), (8392, 10470)]