261219504

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:867

約数の個数: 160

約数和(自身を含む): 842168320

約数和(自身を除く): 580948816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 79, 84, 91, 104, 112, 156, 158, 168, 182, 208, 237, 273, 312, 316, 336, 364, 474, 546, 553, 624, 632, 728, 757, 948, 1027, 1092, 1106, 1264, 1456, 1514, 1659, 1896, 2054, 2184, 2212, 2271, 3028, 3081, 3318, 3792, 4108, 4368, 4424, 4542, 5299, 6056, 6162, 6636, 7189, 8216, 8848, 9084, 9841, 10598, 12112, 12324, 13272, 14378, 15897, 16432, 18168, 19682, 21196, 21567, 24648, 26544, 28756, 29523, 31794, 36336, 39364, 42392, 43134, 49296, 57512, 59046, 59803, 63588, 68887, 78728, 84784, 86268, 115024, 118092, 119606, 127176, 137774, 157456, 172536, 179409, 206661, 236184, 239212, 254352, 275548, 345072, 358818, 413322, 418621, 472368, 478424, 551096, 717636, 777439, 826644, 837242, 956848, 1102192, 1255863, 1435272, 1554878, 1653288, 1674484, 2332317, 2511726, 2870544, 3109756, 3306576, 3348968, 4664634, 5023452, 5442073, 6219512, 6697936, 9329268, 10046904, 10884146, 12439024, 16326219, 18658536, 20093808, 21768292, 32652438, 37317072, 43536584, 65304876, 87073168, 130609752, 261219504]

約数ペア:

[(1, 261219504), (2, 130609752), (3, 87073168), (4, 65304876), (6, 43536584), (7, 37317072), (8, 32652438), (12, 21768292), (13, 20093808), (14, 18658536), (16, 16326219), (21, 12439024), (24, 10884146), (26, 10046904), (28, 9329268), (39, 6697936), (42, 6219512), (48, 5442073), (52, 5023452), (56, 4664634), (78, 3348968), (79, 3306576), (84, 3109756), (91, 2870544), (104, 2511726), (112, 2332317), (156, 1674484), (158, 1653288), (168, 1554878), (182, 1435272), (208, 1255863), (237, 1102192), (273, 956848), (312, 837242), (316, 826644), (336, 777439), (364, 717636), (474, 551096), (546, 478424), (553, 472368), (624, 418621), (632, 413322), (728, 358818), (757, 345072), (948, 275548), (1027, 254352), (1092, 239212), (1106, 236184), (1264, 206661), (1456, 179409), (1514, 172536), (1659, 157456), (1896, 137774), (2054, 127176), (2184, 119606), (2212, 118092), (2271, 115024), (3028, 86268), (3081, 84784), (3318, 78728), (3792, 68887), (4108, 63588), (4368, 59803), (4424, 59046), (4542, 57512), (5299, 49296), (6056, 43134), (6162, 42392), (6636, 39364), (7189, 36336), (8216, 31794), (8848, 29523), (9084, 28756), (9841, 26544), (10598, 24648), (12112, 21567), (12324, 21196), (13272, 19682), (14378, 18168), (15897, 16432)]