278849376

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1149

約数の個数: 144

約数和(自身を含む): 866829600

約数和(自身を除く): 587980224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 71, 72, 78, 96, 104, 117, 142, 144, 156, 208, 213, 234, 284, 288, 312, 416, 426, 468, 568, 624, 639, 852, 923, 936, 1049, 1136, 1248, 1278, 1704, 1846, 1872, 2098, 2272, 2556, 2769, 3147, 3408, 3692, 3744, 4196, 5112, 5538, 6294, 6816, 7384, 8307, 8392, 9441, 10224, 11076, 12588, 13637, 14768, 16614, 16784, 18882, 20448, 22152, 25176, 27274, 29536, 33228, 33568, 37764, 40911, 44304, 50352, 54548, 66456, 74479, 75528, 81822, 88608, 100704, 109096, 122733, 132912, 148958, 151056, 163644, 218192, 223437, 245466, 265824, 297916, 302112, 327288, 436384, 446874, 490932, 595832, 654576, 670311, 893748, 968227, 981864, 1191664, 1309152, 1340622, 1787496, 1936454, 1963728, 2383328, 2681244, 2904681, 3574992, 3872908, 3927456, 5362488, 5809362, 7149984, 7745816, 8714043, 10724976, 11618724, 15491632, 17428086, 21449952, 23237448, 30983264, 34856172, 46474896, 69712344, 92949792, 139424688, 278849376]

約数ペア:

[(1, 278849376), (2, 139424688), (3, 92949792), (4, 69712344), (6, 46474896), (8, 34856172), (9, 30983264), (12, 23237448), (13, 21449952), (16, 17428086), (18, 15491632), (24, 11618724), (26, 10724976), (32, 8714043), (36, 7745816), (39, 7149984), (48, 5809362), (52, 5362488), (71, 3927456), (72, 3872908), (78, 3574992), (96, 2904681), (104, 2681244), (117, 2383328), (142, 1963728), (144, 1936454), (156, 1787496), (208, 1340622), (213, 1309152), (234, 1191664), (284, 981864), (288, 968227), (312, 893748), (416, 670311), (426, 654576), (468, 595832), (568, 490932), (624, 446874), (639, 436384), (852, 327288), (923, 302112), (936, 297916), (1049, 265824), (1136, 245466), (1248, 223437), (1278, 218192), (1704, 163644), (1846, 151056), (1872, 148958), (2098, 132912), (2272, 122733), (2556, 109096), (2769, 100704), (3147, 88608), (3408, 81822), (3692, 75528), (3744, 74479), (4196, 66456), (5112, 54548), (5538, 50352), (6294, 44304), (6816, 40911), (7384, 37764), (8307, 33568), (8392, 33228), (9441, 29536), (10224, 27274), (11076, 25176), (12588, 22152), (13637, 20448), (14768, 18882), (16614, 16784)]