1280851968

素因数分解:

$2^{14}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 3925748736

約数和(自身を除く): 2644896768

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 64, 66, 69, 88, 92, 96, 103, 128, 132, 138, 176, 184, 192, 206, 253, 256, 264, 276, 309, 352, 368, 384, 412, 506, 512, 528, 552, 618, 704, 736, 759, 768, 824, 1012, 1024, 1056, 1104, 1133, 1236, 1408, 1472, 1518, 1536, 1648, 2024, 2048, 2112, 2208, 2266, 2369, 2472, 2816, 2944, 3036, 3072, 3296, 3399, 4048, 4096, 4224, 4416, 4532, 4738, 4944, 5632, 5888, 6072, 6144, 6592, 6798, 7107, 8096, 8192, 8448, 8832, 9064, 9476, 9888, 11264, 11776, 12144, 12288, 13184, 13596, 14214, 16192, 16384, 16896, 17664, 18128, 18952, 19776, 22528, 23552, 24288, 24576, 26059, 26368, 27192, 28428, 32384, 33792, 35328, 36256, 37904, 39552, 45056, 47104, 48576, 49152, 52118, 52736, 54384, 56856, 64768, 67584, 70656, 72512, 75808, 78177, 79104, 90112, 94208, 97152, 104236, 105472, 108768, 113712, 129536, 135168, 141312, 145024, 151616, 156354, 158208, 180224, 188416, 194304, 208472, 210944, 217536, 227424, 259072, 270336, 282624, 290048, 303232, 312708, 316416, 376832, 388608, 416944, 421888, 435072, 454848, 518144, 540672, 565248, 580096, 606464, 625416, 632832, 777216, 833888, 843776, 870144, 909696, 1036288, 1130496, 1160192, 1212928, 1250832, 1265664, 1554432, 1667776, 1687552, 1740288, 1819392, 2072576, 2320384, 2425856, 2501664, 2531328, 3108864, 3335552, 3480576, 3638784, 4145152, 4640768, 4851712, 5003328, 5062656, 6217728, 6671104, 6961152, 7277568, 9281536, 9703424, 10006656, 12435456, 13342208, 13922304, 14555136, 18563072, 19406848, 20013312, 26684416, 27844608, 29110272, 38813696, 40026624, 53368832, 55689216, 58220544, 80053248, 106737664, 116441088, 160106496, 213475328, 320212992, 426950656, 640425984, 1280851968]

約数ペア:

[(1, 1280851968), (2, 640425984), (3, 426950656), (4, 320212992), (6, 213475328), (8, 160106496), (11, 116441088), (12, 106737664), (16, 80053248), (22, 58220544), (23, 55689216), (24, 53368832), (32, 40026624), (33, 38813696), (44, 29110272), (46, 27844608), (48, 26684416), (64, 20013312), (66, 19406848), (69, 18563072), (88, 14555136), (92, 13922304), (96, 13342208), (103, 12435456), (128, 10006656), (132, 9703424), (138, 9281536), (176, 7277568), (184, 6961152), (192, 6671104), (206, 6217728), (253, 5062656), (256, 5003328), (264, 4851712), (276, 4640768), (309, 4145152), (352, 3638784), (368, 3480576), (384, 3335552), (412, 3108864), (506, 2531328), (512, 2501664), (528, 2425856), (552, 2320384), (618, 2072576), (704, 1819392), (736, 1740288), (759, 1687552), (768, 1667776), (824, 1554432), (1012, 1265664), (1024, 1250832), (1056, 1212928), (1104, 1160192), (1133, 1130496), (1236, 1036288), (1408, 909696), (1472, 870144), (1518, 843776), (1536, 833888), (1648, 777216), (2024, 632832), (2048, 625416), (2112, 606464), (2208, 580096), (2266, 565248), (2369, 540672), (2472, 518144), (2816, 454848), (2944, 435072), (3036, 421888), (3072, 416944), (3296, 388608), (3399, 376832), (4048, 316416), (4096, 312708), (4224, 303232), (4416, 290048), (4532, 282624), (4738, 270336), (4944, 259072), (5632, 227424), (5888, 217536), (6072, 210944), (6144, 208472), (6592, 194304), (6798, 188416), (7107, 180224), (8096, 158208), (8192, 156354), (8448, 151616), (8832, 145024), (9064, 141312), (9476, 135168), (9888, 129536), (11264, 113712), (11776, 108768), (12144, 105472), (12288, 104236), (13184, 97152), (13596, 94208), (14214, 90112), (16192, 79104), (16384, 78177), (16896, 75808), (17664, 72512), (18128, 70656), (18952, 67584), (19776, 64768), (22528, 56856), (23552, 54384), (24288, 52736), (24576, 52118), (26059, 49152), (26368, 48576), (27192, 47104), (28428, 45056), (32384, 39552), (33792, 37904), (35328, 36256)]