278894304

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:649

約数の個数: 144

約数和(自身を含む): 861234192

約数和(自身を除く): 582339888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 163, 208, 234, 288, 312, 326, 416, 457, 468, 489, 624, 652, 914, 936, 978, 1248, 1304, 1371, 1467, 1828, 1872, 1956, 2119, 2608, 2742, 2934, 3656, 3744, 3912, 4113, 4238, 5216, 5484, 5868, 5941, 6357, 7312, 7824, 8226, 8476, 10968, 11736, 11882, 12714, 14624, 15648, 16452, 16952, 17823, 19071, 21936, 23472, 23764, 25428, 32904, 33904, 35646, 38142, 43872, 46944, 47528, 50856, 53469, 65808, 67808, 71292, 74491, 76284, 95056, 101712, 106938, 131616, 142584, 148982, 152568, 190112, 203424, 213876, 223473, 285168, 297964, 305136, 427752, 446946, 570336, 595928, 610272, 670419, 855504, 893892, 968383, 1191856, 1340838, 1711008, 1787784, 1936766, 2383712, 2681676, 2905149, 3575568, 3873532, 5363352, 5810298, 7151136, 7747064, 8715447, 10726704, 11620596, 15494128, 17430894, 21453408, 23241192, 30988256, 34861788, 46482384, 69723576, 92964768, 139447152, 278894304]

約数ペア:

[(1, 278894304), (2, 139447152), (3, 92964768), (4, 69723576), (6, 46482384), (8, 34861788), (9, 30988256), (12, 23241192), (13, 21453408), (16, 17430894), (18, 15494128), (24, 11620596), (26, 10726704), (32, 8715447), (36, 7747064), (39, 7151136), (48, 5810298), (52, 5363352), (72, 3873532), (78, 3575568), (96, 2905149), (104, 2681676), (117, 2383712), (144, 1936766), (156, 1787784), (163, 1711008), (208, 1340838), (234, 1191856), (288, 968383), (312, 893892), (326, 855504), (416, 670419), (457, 610272), (468, 595928), (489, 570336), (624, 446946), (652, 427752), (914, 305136), (936, 297964), (978, 285168), (1248, 223473), (1304, 213876), (1371, 203424), (1467, 190112), (1828, 152568), (1872, 148982), (1956, 142584), (2119, 131616), (2608, 106938), (2742, 101712), (2934, 95056), (3656, 76284), (3744, 74491), (3912, 71292), (4113, 67808), (4238, 65808), (5216, 53469), (5484, 50856), (5868, 47528), (5941, 46944), (6357, 43872), (7312, 38142), (7824, 35646), (8226, 33904), (8476, 32904), (10968, 25428), (11736, 23764), (11882, 23472), (12714, 21936), (14624, 19071), (15648, 17823), (16452, 16952)]