87926220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{739}}^1$

素因数の和:1415

約数の個数: 72

約数和(自身を含む): 267474480

約数和(自身を除く): 179548260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 739, 1322, 1478, 1983, 2217, 2644, 2956, 3305, 3695, 3966, 4434, 5949, 6610, 6651, 7390, 7932, 8868, 9915, 11085, 11898, 13220, 13302, 14780, 19830, 22170, 23796, 26604, 29745, 33255, 39660, 44340, 59490, 66510, 118980, 133020, 488479, 976958, 1465437, 1953916, 2442395, 2930874, 4396311, 4884790, 5861748, 7327185, 8792622, 9769580, 14654370, 17585244, 21981555, 29308740, 43963110, 87926220]

約数ペア:

[(1, 87926220), (2, 43963110), (3, 29308740), (4, 21981555), (5, 17585244), (6, 14654370), (9, 9769580), (10, 8792622), (12, 7327185), (15, 5861748), (18, 4884790), (20, 4396311), (30, 2930874), (36, 2442395), (45, 1953916), (60, 1465437), (90, 976958), (180, 488479), (661, 133020), (739, 118980), (1322, 66510), (1478, 59490), (1983, 44340), (2217, 39660), (2644, 33255), (2956, 29745), (3305, 26604), (3695, 23796), (3966, 22170), (4434, 19830), (5949, 14780), (6610, 13302), (6651, 13220), (7390, 11898), (7932, 11085), (8868, 9915)]