261557472

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 796884480

約数和(自身を除く): 535327008

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 66, 69, 88, 89, 92, 96, 121, 132, 138, 176, 178, 184, 242, 253, 264, 267, 276, 352, 356, 363, 368, 484, 506, 528, 534, 552, 712, 726, 736, 759, 968, 979, 1012, 1056, 1068, 1104, 1331, 1424, 1452, 1518, 1936, 1958, 2024, 2047, 2136, 2208, 2662, 2783, 2848, 2904, 2937, 3036, 3872, 3916, 3993, 4048, 4094, 4272, 5324, 5566, 5808, 5874, 6072, 6141, 7832, 7986, 8096, 8188, 8349, 8544, 10648, 10769, 11132, 11616, 11748, 12144, 12282, 15664, 15972, 16376, 16698, 21296, 21538, 22264, 22517, 23496, 24288, 24564, 30613, 31328, 31944, 32307, 32752, 33396, 42592, 43076, 44528, 45034, 46992, 49128, 61226, 63888, 64614, 65504, 66792, 67551, 86152, 89056, 90068, 91839, 93984, 98256, 118459, 122452, 127776, 129228, 133584, 135102, 172304, 180136, 183678, 196512, 236918, 244904, 247687, 258456, 267168, 270204, 344608, 355377, 360272, 367356, 473836, 489808, 495374, 516912, 540408, 710754, 720544, 734712, 743061, 947672, 979616, 990748, 1033824, 1080816, 1421508, 1469424, 1486122, 1895344, 1981496, 2161632, 2724557, 2843016, 2938848, 2972244, 3790688, 3962992, 5449114, 5686032, 5944488, 7925984, 8173671, 10898228, 11372064, 11888976, 16347342, 21796456, 23777952, 32694684, 43592912, 65389368, 87185824, 130778736, 261557472]

約数ペア:

[(1, 261557472), (2, 130778736), (3, 87185824), (4, 65389368), (6, 43592912), (8, 32694684), (11, 23777952), (12, 21796456), (16, 16347342), (22, 11888976), (23, 11372064), (24, 10898228), (32, 8173671), (33, 7925984), (44, 5944488), (46, 5686032), (48, 5449114), (66, 3962992), (69, 3790688), (88, 2972244), (89, 2938848), (92, 2843016), (96, 2724557), (121, 2161632), (132, 1981496), (138, 1895344), (176, 1486122), (178, 1469424), (184, 1421508), (242, 1080816), (253, 1033824), (264, 990748), (267, 979616), (276, 947672), (352, 743061), (356, 734712), (363, 720544), (368, 710754), (484, 540408), (506, 516912), (528, 495374), (534, 489808), (552, 473836), (712, 367356), (726, 360272), (736, 355377), (759, 344608), (968, 270204), (979, 267168), (1012, 258456), (1056, 247687), (1068, 244904), (1104, 236918), (1331, 196512), (1424, 183678), (1452, 180136), (1518, 172304), (1936, 135102), (1958, 133584), (2024, 129228), (2047, 127776), (2136, 122452), (2208, 118459), (2662, 98256), (2783, 93984), (2848, 91839), (2904, 90068), (2937, 89056), (3036, 86152), (3872, 67551), (3916, 66792), (3993, 65504), (4048, 64614), (4094, 63888), (4272, 61226), (5324, 49128), (5566, 46992), (5808, 45034), (5874, 44528), (6072, 43076), (6141, 42592), (7832, 33396), (7986, 32752), (8096, 32307), (8188, 31944), (8349, 31328), (8544, 30613), (10648, 24564), (10769, 24288), (11132, 23496), (11616, 22517), (11748, 22264), (12144, 21538), (12282, 21296), (15664, 16698), (15972, 16376)]