266285152

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 656722080

約数和(自身を除く): 390436928

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 74, 76, 89, 112, 133, 148, 152, 178, 224, 259, 266, 296, 304, 356, 361, 518, 532, 592, 608, 623, 703, 712, 722, 1036, 1064, 1184, 1246, 1406, 1424, 1444, 1691, 2072, 2128, 2492, 2527, 2812, 2848, 2888, 3293, 3382, 4144, 4256, 4921, 4984, 5054, 5624, 5776, 6586, 6764, 8288, 9842, 9968, 10108, 11248, 11552, 11837, 13172, 13357, 13528, 19684, 19936, 20216, 22496, 23051, 23674, 26344, 26714, 27056, 32129, 39368, 40432, 46102, 47348, 52688, 53428, 54112, 62567, 64258, 78736, 80864, 92204, 93499, 94696, 105376, 106856, 125134, 128516, 157472, 184408, 186998, 189392, 213712, 224903, 250268, 257032, 368816, 373996, 378784, 427424, 437969, 449806, 500536, 514064, 737632, 747992, 875938, 899612, 1001072, 1028128, 1188773, 1495984, 1751876, 1799224, 2002144, 2377546, 2991968, 3503752, 3598448, 4755092, 7007504, 7196896, 8321411, 9510184, 14015008, 16642822, 19020368, 33285644, 38040736, 66571288, 133142576, 266285152]

約数ペア:

[(1, 266285152), (2, 133142576), (4, 66571288), (7, 38040736), (8, 33285644), (14, 19020368), (16, 16642822), (19, 14015008), (28, 9510184), (32, 8321411), (37, 7196896), (38, 7007504), (56, 4755092), (74, 3598448), (76, 3503752), (89, 2991968), (112, 2377546), (133, 2002144), (148, 1799224), (152, 1751876), (178, 1495984), (224, 1188773), (259, 1028128), (266, 1001072), (296, 899612), (304, 875938), (356, 747992), (361, 737632), (518, 514064), (532, 500536), (592, 449806), (608, 437969), (623, 427424), (703, 378784), (712, 373996), (722, 368816), (1036, 257032), (1064, 250268), (1184, 224903), (1246, 213712), (1406, 189392), (1424, 186998), (1444, 184408), (1691, 157472), (2072, 128516), (2128, 125134), (2492, 106856), (2527, 105376), (2812, 94696), (2848, 93499), (2888, 92204), (3293, 80864), (3382, 78736), (4144, 64258), (4256, 62567), (4921, 54112), (4984, 53428), (5054, 52688), (5624, 47348), (5776, 46102), (6586, 40432), (6764, 39368), (8288, 32129), (9842, 27056), (9968, 26714), (10108, 26344), (11248, 23674), (11552, 23051), (11837, 22496), (13172, 20216), (13357, 19936), (13528, 19684)]