1287738984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1249}}^1$

素因数の和:1320

約数の個数: 192

約数和(自身を含む): 4114800000

約数和(自身を除く): 2827061016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 19, 21, 24, 28, 34, 38, 42, 51, 56, 57, 68, 76, 84, 102, 114, 119, 133, 136, 152, 168, 204, 228, 238, 266, 323, 357, 361, 399, 408, 456, 476, 532, 646, 714, 722, 798, 952, 969, 1064, 1083, 1249, 1292, 1428, 1444, 1596, 1938, 2166, 2261, 2498, 2527, 2584, 2856, 2888, 3192, 3747, 3876, 4332, 4522, 4996, 5054, 6137, 6783, 7494, 7581, 7752, 8664, 8743, 9044, 9992, 10108, 12274, 13566, 14988, 15162, 17486, 18088, 18411, 20216, 21233, 23731, 24548, 26229, 27132, 29976, 30324, 34972, 36822, 42466, 42959, 47462, 49096, 52458, 54264, 60648, 63699, 69944, 71193, 73644, 84932, 85918, 94924, 104916, 127398, 128877, 142386, 147288, 148631, 166117, 169864, 171836, 189848, 209832, 254796, 257754, 284772, 297262, 332234, 343672, 403427, 445893, 450889, 498351, 509592, 515508, 569544, 594524, 664468, 806854, 891786, 901778, 996702, 1031016, 1189048, 1210281, 1328936, 1352667, 1613708, 1783572, 1803556, 1993404, 2420562, 2705334, 2823989, 3156223, 3227416, 3567144, 3607112, 3986808, 4841124, 5410668, 5647978, 6312446, 7665113, 8471967, 9468669, 9682248, 10821336, 11295956, 12624892, 15330226, 16943934, 18937338, 22591912, 22995339, 25249784, 30660452, 33887868, 37874676, 45990678, 53655791, 61320904, 67775736, 75749352, 91981356, 107311582, 160967373, 183962712, 214623164, 321934746, 429246328, 643869492, 1287738984]

約数ペア:

[(1, 1287738984), (2, 643869492), (3, 429246328), (4, 321934746), (6, 214623164), (7, 183962712), (8, 160967373), (12, 107311582), (14, 91981356), (17, 75749352), (19, 67775736), (21, 61320904), (24, 53655791), (28, 45990678), (34, 37874676), (38, 33887868), (42, 30660452), (51, 25249784), (56, 22995339), (57, 22591912), (68, 18937338), (76, 16943934), (84, 15330226), (102, 12624892), (114, 11295956), (119, 10821336), (133, 9682248), (136, 9468669), (152, 8471967), (168, 7665113), (204, 6312446), (228, 5647978), (238, 5410668), (266, 4841124), (323, 3986808), (357, 3607112), (361, 3567144), (399, 3227416), (408, 3156223), (456, 2823989), (476, 2705334), (532, 2420562), (646, 1993404), (714, 1803556), (722, 1783572), (798, 1613708), (952, 1352667), (969, 1328936), (1064, 1210281), (1083, 1189048), (1249, 1031016), (1292, 996702), (1428, 901778), (1444, 891786), (1596, 806854), (1938, 664468), (2166, 594524), (2261, 569544), (2498, 515508), (2527, 509592), (2584, 498351), (2856, 450889), (2888, 445893), (3192, 403427), (3747, 343672), (3876, 332234), (4332, 297262), (4522, 284772), (4996, 257754), (5054, 254796), (6137, 209832), (6783, 189848), (7494, 171836), (7581, 169864), (7752, 166117), (8664, 148631), (8743, 147288), (9044, 142386), (9992, 128877), (10108, 127398), (12274, 104916), (13566, 94924), (14988, 85918), (15162, 84932), (17486, 73644), (18088, 71193), (18411, 69944), (20216, 63699), (21233, 60648), (23731, 54264), (24548, 52458), (26229, 49096), (27132, 47462), (29976, 42959), (30324, 42466), (34972, 36822)]