261161712

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1289}}^1$

素因数の和:1380

約数の個数: 160

約数和(自身を含む): 870182400

約数和(自身を除く): 609020688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 67, 72, 84, 108, 112, 126, 134, 144, 168, 189, 201, 216, 252, 268, 336, 378, 402, 432, 469, 504, 536, 603, 756, 804, 938, 1008, 1072, 1206, 1289, 1407, 1512, 1608, 1809, 1876, 2412, 2578, 2814, 3024, 3216, 3618, 3752, 3867, 4221, 4824, 5156, 5628, 7236, 7504, 7734, 8442, 9023, 9648, 10312, 11256, 11601, 12663, 14472, 15468, 16884, 18046, 20624, 22512, 23202, 25326, 27069, 28944, 30936, 33768, 34803, 36092, 46404, 50652, 54138, 61872, 67536, 69606, 72184, 81207, 86363, 92808, 101304, 108276, 139212, 144368, 162414, 172726, 185616, 202608, 216552, 243621, 259089, 278424, 324828, 345452, 433104, 487242, 518178, 556848, 604541, 649656, 690904, 777267, 974484, 1036356, 1209082, 1299312, 1381808, 1554534, 1813623, 1948968, 2072712, 2331801, 2418164, 3109068, 3627246, 3897936, 4145424, 4663602, 4836328, 5440869, 6218136, 7254492, 9327204, 9672656, 10881738, 12436272, 14508984, 16322607, 18654408, 21763476, 29017968, 32645214, 37308816, 43526952, 65290428, 87053904, 130580856, 261161712]

約数ペア:

[(1, 261161712), (2, 130580856), (3, 87053904), (4, 65290428), (6, 43526952), (7, 37308816), (8, 32645214), (9, 29017968), (12, 21763476), (14, 18654408), (16, 16322607), (18, 14508984), (21, 12436272), (24, 10881738), (27, 9672656), (28, 9327204), (36, 7254492), (42, 6218136), (48, 5440869), (54, 4836328), (56, 4663602), (63, 4145424), (67, 3897936), (72, 3627246), (84, 3109068), (108, 2418164), (112, 2331801), (126, 2072712), (134, 1948968), (144, 1813623), (168, 1554534), (189, 1381808), (201, 1299312), (216, 1209082), (252, 1036356), (268, 974484), (336, 777267), (378, 690904), (402, 649656), (432, 604541), (469, 556848), (504, 518178), (536, 487242), (603, 433104), (756, 345452), (804, 324828), (938, 278424), (1008, 259089), (1072, 243621), (1206, 216552), (1289, 202608), (1407, 185616), (1512, 172726), (1608, 162414), (1809, 144368), (1876, 139212), (2412, 108276), (2578, 101304), (2814, 92808), (3024, 86363), (3216, 81207), (3618, 72184), (3752, 69606), (3867, 67536), (4221, 61872), (4824, 54138), (5156, 50652), (5628, 46404), (7236, 36092), (7504, 34803), (7734, 33768), (8442, 30936), (9023, 28944), (9648, 27069), (10312, 25326), (11256, 23202), (11601, 22512), (12663, 20624), (14472, 18046), (15468, 16884)]