281642928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:475

約数の個数: 160

約数和(自身を含む): 883991040

約数和(自身を除く): 602348112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 157, 168, 228, 266, 281, 304, 314, 336, 399, 456, 471, 532, 562, 628, 798, 843, 912, 942, 1064, 1099, 1124, 1256, 1596, 1686, 1884, 1967, 2128, 2198, 2248, 2512, 2983, 3192, 3297, 3372, 3768, 3934, 4396, 4496, 5339, 5901, 5966, 6384, 6594, 6744, 7536, 7868, 8792, 8949, 10678, 11802, 11932, 13188, 13488, 15736, 16017, 17584, 17898, 20881, 21356, 23604, 23864, 26376, 31472, 32034, 35796, 37373, 41762, 42712, 44117, 47208, 47728, 52752, 62643, 64068, 71592, 74746, 83524, 85424, 88234, 94416, 112119, 125286, 128136, 132351, 143184, 149492, 167048, 176468, 224238, 250572, 256272, 264702, 298984, 308819, 334096, 352936, 448476, 501144, 529404, 597968, 617638, 705872, 838223, 896952, 926457, 1002288, 1058808, 1235276, 1676446, 1793904, 1852914, 2117616, 2470552, 2514669, 3352892, 3705828, 4941104, 5029338, 5867561, 6705784, 7411656, 10058676, 11735122, 13411568, 14823312, 17602683, 20117352, 23470244, 35205366, 40234704, 46940488, 70410732, 93880976, 140821464, 281642928]

約数ペア:

[(1, 281642928), (2, 140821464), (3, 93880976), (4, 70410732), (6, 46940488), (7, 40234704), (8, 35205366), (12, 23470244), (14, 20117352), (16, 17602683), (19, 14823312), (21, 13411568), (24, 11735122), (28, 10058676), (38, 7411656), (42, 6705784), (48, 5867561), (56, 5029338), (57, 4941104), (76, 3705828), (84, 3352892), (112, 2514669), (114, 2470552), (133, 2117616), (152, 1852914), (157, 1793904), (168, 1676446), (228, 1235276), (266, 1058808), (281, 1002288), (304, 926457), (314, 896952), (336, 838223), (399, 705872), (456, 617638), (471, 597968), (532, 529404), (562, 501144), (628, 448476), (798, 352936), (843, 334096), (912, 308819), (942, 298984), (1064, 264702), (1099, 256272), (1124, 250572), (1256, 224238), (1596, 176468), (1686, 167048), (1884, 149492), (1967, 143184), (2128, 132351), (2198, 128136), (2248, 125286), (2512, 112119), (2983, 94416), (3192, 88234), (3297, 85424), (3372, 83524), (3768, 74746), (3934, 71592), (4396, 64068), (4496, 62643), (5339, 52752), (5901, 47728), (5966, 47208), (6384, 44117), (6594, 42712), (6744, 41762), (7536, 37373), (7868, 35796), (8792, 32034), (8949, 31472), (10678, 26376), (11802, 23864), (11932, 23604), (13188, 21356), (13488, 20881), (15736, 17898), (16017, 17584)]