261348864

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:360

約数の個数: 160

約数和(自身を含む): 806615040

約数和(自身を除く): 545266176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 109, 112, 128, 168, 192, 218, 223, 224, 256, 327, 336, 384, 436, 446, 448, 512, 654, 669, 672, 763, 768, 872, 892, 896, 1308, 1338, 1344, 1526, 1536, 1561, 1744, 1784, 1792, 2289, 2616, 2676, 2688, 3052, 3122, 3488, 3568, 3584, 4578, 4683, 5232, 5352, 5376, 6104, 6244, 6976, 7136, 9156, 9366, 10464, 10704, 10752, 12208, 12488, 13952, 14272, 18312, 18732, 20928, 21408, 24307, 24416, 24976, 27904, 28544, 36624, 37464, 41856, 42816, 48614, 48832, 49952, 55808, 57088, 72921, 73248, 74928, 83712, 85632, 97228, 97664, 99904, 114176, 145842, 146496, 149856, 167424, 170149, 171264, 194456, 195328, 199808, 291684, 292992, 299712, 340298, 342528, 388912, 390656, 399616, 510447, 583368, 585984, 599424, 680596, 777824, 799232, 1020894, 1166736, 1171968, 1198848, 1361192, 1555648, 2041788, 2333472, 2397696, 2722384, 3111296, 4083576, 4666944, 5444768, 6222592, 8167152, 9333888, 10889536, 12445184, 16334304, 18667776, 21779072, 32668608, 37335552, 43558144, 65337216, 87116288, 130674432, 261348864]

約数ペア:

[(1, 261348864), (2, 130674432), (3, 87116288), (4, 65337216), (6, 43558144), (7, 37335552), (8, 32668608), (12, 21779072), (14, 18667776), (16, 16334304), (21, 12445184), (24, 10889536), (28, 9333888), (32, 8167152), (42, 6222592), (48, 5444768), (56, 4666944), (64, 4083576), (84, 3111296), (96, 2722384), (109, 2397696), (112, 2333472), (128, 2041788), (168, 1555648), (192, 1361192), (218, 1198848), (223, 1171968), (224, 1166736), (256, 1020894), (327, 799232), (336, 777824), (384, 680596), (436, 599424), (446, 585984), (448, 583368), (512, 510447), (654, 399616), (669, 390656), (672, 388912), (763, 342528), (768, 340298), (872, 299712), (892, 292992), (896, 291684), (1308, 199808), (1338, 195328), (1344, 194456), (1526, 171264), (1536, 170149), (1561, 167424), (1744, 149856), (1784, 146496), (1792, 145842), (2289, 114176), (2616, 99904), (2676, 97664), (2688, 97228), (3052, 85632), (3122, 83712), (3488, 74928), (3568, 73248), (3584, 72921), (4578, 57088), (4683, 55808), (5232, 49952), (5352, 48832), (5376, 48614), (6104, 42816), (6244, 41856), (6976, 37464), (7136, 36624), (9156, 28544), (9366, 27904), (10464, 24976), (10704, 24416), (10752, 24307), (12208, 21408), (12488, 20928), (13952, 18732), (14272, 18312)]