256978176

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3677}}^1$

素因数の和:3716

約数の個数: 144

約数和(自身を含む): 841997184

約数和(自身を除く): 585019008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 768, 832, 896, 1092, 1248, 1344, 1456, 1664, 1792, 2184, 2496, 2688, 2912, 3328, 3677, 4368, 4992, 5376, 5824, 7354, 8736, 9984, 11031, 11648, 14708, 17472, 22062, 23296, 25739, 29416, 34944, 44124, 47801, 51478, 58832, 69888, 77217, 88248, 95602, 102956, 117664, 143403, 154434, 176496, 191204, 205912, 235328, 286806, 308868, 334607, 352992, 382408, 411824, 470656, 573612, 617736, 669214, 705984, 764816, 823648, 941312, 1003821, 1147224, 1235472, 1338428, 1411968, 1529632, 1647296, 2007642, 2294448, 2470944, 2676856, 2823936, 3059264, 3294592, 4015284, 4588896, 4941888, 5353712, 6118528, 6589184, 8030568, 9177792, 9883776, 10707424, 12237056, 16061136, 18355584, 19767552, 21414848, 32122272, 36711168, 42829696, 64244544, 85659392, 128489088, 256978176]

約数ペア:

[(1, 256978176), (2, 128489088), (3, 85659392), (4, 64244544), (6, 42829696), (7, 36711168), (8, 32122272), (12, 21414848), (13, 19767552), (14, 18355584), (16, 16061136), (21, 12237056), (24, 10707424), (26, 9883776), (28, 9177792), (32, 8030568), (39, 6589184), (42, 6118528), (48, 5353712), (52, 4941888), (56, 4588896), (64, 4015284), (78, 3294592), (84, 3059264), (91, 2823936), (96, 2676856), (104, 2470944), (112, 2294448), (128, 2007642), (156, 1647296), (168, 1529632), (182, 1411968), (192, 1338428), (208, 1235472), (224, 1147224), (256, 1003821), (273, 941312), (312, 823648), (336, 764816), (364, 705984), (384, 669214), (416, 617736), (448, 573612), (546, 470656), (624, 411824), (672, 382408), (728, 352992), (768, 334607), (832, 308868), (896, 286806), (1092, 235328), (1248, 205912), (1344, 191204), (1456, 176496), (1664, 154434), (1792, 143403), (2184, 117664), (2496, 102956), (2688, 95602), (2912, 88248), (3328, 77217), (3677, 69888), (4368, 58832), (4992, 51478), (5376, 47801), (5824, 44124), (7354, 34944), (8736, 29416), (9984, 25739), (11031, 23296), (11648, 22062), (14708, 17472)]