87781344

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{18661}}^1$

素因数の和:18688

約数の個数: 72

約数和(自身を含む): 268060968

約数和(自身を除く): 180279624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 18661, 37322, 55983, 74644, 111966, 130627, 149288, 223932, 261254, 298576, 391881, 447864, 522508, 597152, 783762, 895728, 914389, 1045016, 1567524, 1791456, 1828778, 2090032, 2743167, 3135048, 3657556, 4180064, 5486334, 6270096, 7315112, 10972668, 12540192, 14630224, 21945336, 29260448, 43890672, 87781344]

約数ペア:

[(1, 87781344), (2, 43890672), (3, 29260448), (4, 21945336), (6, 14630224), (7, 12540192), (8, 10972668), (12, 7315112), (14, 6270096), (16, 5486334), (21, 4180064), (24, 3657556), (28, 3135048), (32, 2743167), (42, 2090032), (48, 1828778), (49, 1791456), (56, 1567524), (84, 1045016), (96, 914389), (98, 895728), (112, 783762), (147, 597152), (168, 522508), (196, 447864), (224, 391881), (294, 298576), (336, 261254), (392, 223932), (588, 149288), (672, 130627), (784, 111966), (1176, 74644), (1568, 55983), (2352, 37322), (4704, 18661)]