228608172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{739}}^1$

素因数の和:1423

約数の個数: 72

約数和(自身を含む): 624107120

約数和(自身を除く): 395498948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 661, 739, 1322, 1478, 1983, 2217, 2644, 2956, 3966, 4434, 5949, 6651, 7932, 8593, 8868, 9607, 11898, 13302, 17186, 19214, 23796, 25779, 26604, 28821, 34372, 38428, 51558, 57642, 77337, 86463, 103116, 115284, 154674, 172926, 309348, 345852, 488479, 976958, 1465437, 1953916, 2930874, 4396311, 5861748, 6350227, 8792622, 12700454, 17585244, 19050681, 25400908, 38101362, 57152043, 76202724, 114304086, 228608172]

約数ペア:

[(1, 228608172), (2, 114304086), (3, 76202724), (4, 57152043), (6, 38101362), (9, 25400908), (12, 19050681), (13, 17585244), (18, 12700454), (26, 8792622), (36, 6350227), (39, 5861748), (52, 4396311), (78, 2930874), (117, 1953916), (156, 1465437), (234, 976958), (468, 488479), (661, 345852), (739, 309348), (1322, 172926), (1478, 154674), (1983, 115284), (2217, 103116), (2644, 86463), (2956, 77337), (3966, 57642), (4434, 51558), (5949, 38428), (6651, 34372), (7932, 28821), (8593, 26604), (8868, 25779), (9607, 23796), (11898, 19214), (13302, 17186)]