991761408

素因数分解:

$2^{10}\times 3^4\times {\mathrm{11}}^1\times {\mathrm{1087}}^1$

素因数の和:1130

約数の個数: 220

約数和(自身を含む): 3233801472

約数和(自身を除く): 2242040064

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 81, 88, 96, 99, 108, 128, 132, 144, 162, 176, 192, 198, 216, 256, 264, 288, 297, 324, 352, 384, 396, 432, 512, 528, 576, 594, 648, 704, 768, 792, 864, 891, 1024, 1056, 1087, 1152, 1188, 1296, 1408, 1536, 1584, 1728, 1782, 2112, 2174, 2304, 2376, 2592, 2816, 3072, 3168, 3261, 3456, 3564, 4224, 4348, 4608, 4752, 5184, 5632, 6336, 6522, 6912, 7128, 8448, 8696, 9216, 9504, 9783, 10368, 11264, 11957, 12672, 13044, 13824, 14256, 16896, 17392, 19008, 19566, 20736, 23914, 25344, 26088, 27648, 28512, 29349, 33792, 34784, 35871, 38016, 39132, 41472, 47828, 50688, 52176, 57024, 58698, 69568, 71742, 76032, 78264, 82944, 88047, 95656, 101376, 104352, 107613, 114048, 117396, 139136, 143484, 152064, 156528, 176094, 191312, 208704, 215226, 228096, 234792, 278272, 286968, 304128, 313056, 322839, 352188, 382624, 417408, 430452, 456192, 469584, 556544, 573936, 626112, 645678, 704376, 765248, 834816, 860904, 912384, 939168, 968517, 1113088, 1147872, 1252224, 1291356, 1408752, 1530496, 1669632, 1721808, 1878336, 1937034, 2295744, 2504448, 2582712, 2817504, 3060992, 3339264, 3443616, 3756672, 3874068, 4591488, 5008896, 5165424, 5635008, 6121984, 6887232, 7513344, 7748136, 9182976, 10017792, 10330848, 11270016, 12243968, 13774464, 15026688, 15496272, 18365952, 20661696, 22540032, 27548928, 30053376, 30992544, 36731904, 41323392, 45080064, 55097856, 61985088, 82646784, 90160128, 110195712, 123970176, 165293568, 247940352, 330587136, 495880704, 991761408]

約数ペア:

[(1, 991761408), (2, 495880704), (3, 330587136), (4, 247940352), (6, 165293568), (8, 123970176), (9, 110195712), (11, 90160128), (12, 82646784), (16, 61985088), (18, 55097856), (22, 45080064), (24, 41323392), (27, 36731904), (32, 30992544), (33, 30053376), (36, 27548928), (44, 22540032), (48, 20661696), (54, 18365952), (64, 15496272), (66, 15026688), (72, 13774464), (81, 12243968), (88, 11270016), (96, 10330848), (99, 10017792), (108, 9182976), (128, 7748136), (132, 7513344), (144, 6887232), (162, 6121984), (176, 5635008), (192, 5165424), (198, 5008896), (216, 4591488), (256, 3874068), (264, 3756672), (288, 3443616), (297, 3339264), (324, 3060992), (352, 2817504), (384, 2582712), (396, 2504448), (432, 2295744), (512, 1937034), (528, 1878336), (576, 1721808), (594, 1669632), (648, 1530496), (704, 1408752), (768, 1291356), (792, 1252224), (864, 1147872), (891, 1113088), (1024, 968517), (1056, 939168), (1087, 912384), (1152, 860904), (1188, 834816), (1296, 765248), (1408, 704376), (1536, 645678), (1584, 626112), (1728, 573936), (1782, 556544), (2112, 469584), (2174, 456192), (2304, 430452), (2376, 417408), (2592, 382624), (2816, 352188), (3072, 322839), (3168, 313056), (3261, 304128), (3456, 286968), (3564, 278272), (4224, 234792), (4348, 228096), (4608, 215226), (4752, 208704), (5184, 191312), (5632, 176094), (6336, 156528), (6522, 152064), (6912, 143484), (7128, 139136), (8448, 117396), (8696, 114048), (9216, 107613), (9504, 104352), (9783, 101376), (10368, 95656), (11264, 88047), (11957, 82944), (12672, 78264), (13044, 76032), (13824, 71742), (14256, 69568), (16896, 58698), (17392, 57024), (19008, 52176), (19566, 50688), (20736, 47828), (23914, 41472), (25344, 39132), (26088, 38016), (27648, 35871), (28512, 34784), (29349, 33792)]