278689008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{14407}}^1$

素因数の和:14462

約数の個数: 80

約数和(自身を含む): 800393216

約数和(自身を除く): 521704208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 14407, 19344, 28814, 43221, 57628, 86442, 115256, 172884, 187291, 230512, 345768, 374582, 446617, 561873, 691536, 749164, 893234, 1123746, 1339851, 1498328, 1786468, 2247492, 2679702, 2996656, 3572936, 4494984, 5359404, 5806021, 7145872, 8989968, 10718808, 11612042, 17418063, 21437616, 23224084, 34836126, 46448168, 69672252, 92896336, 139344504, 278689008]

約数ペア:

[(1, 278689008), (2, 139344504), (3, 92896336), (4, 69672252), (6, 46448168), (8, 34836126), (12, 23224084), (13, 21437616), (16, 17418063), (24, 11612042), (26, 10718808), (31, 8989968), (39, 7145872), (48, 5806021), (52, 5359404), (62, 4494984), (78, 3572936), (93, 2996656), (104, 2679702), (124, 2247492), (156, 1786468), (186, 1498328), (208, 1339851), (248, 1123746), (312, 893234), (372, 749164), (403, 691536), (496, 561873), (624, 446617), (744, 374582), (806, 345768), (1209, 230512), (1488, 187291), (1612, 172884), (2418, 115256), (3224, 86442), (4836, 57628), (6448, 43221), (9672, 28814), (14407, 19344)]