215259968

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^2$

素因数の和:90

約数の個数: 168

約数和(自身を含む): 566708544

約数和(自身を除く): 351448576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 64, 76, 77, 88, 112, 121, 133, 152, 154, 176, 209, 224, 242, 266, 304, 308, 352, 361, 418, 448, 484, 532, 608, 616, 704, 722, 836, 847, 968, 1064, 1216, 1232, 1331, 1444, 1463, 1672, 1694, 1936, 2128, 2299, 2464, 2527, 2662, 2888, 2926, 3344, 3388, 3872, 3971, 4256, 4598, 4928, 5054, 5324, 5776, 5852, 6688, 6776, 7744, 7942, 8512, 9196, 9317, 10108, 10648, 11552, 11704, 13376, 13552, 15884, 16093, 18392, 18634, 20216, 21296, 23104, 23408, 25289, 27104, 27797, 31768, 32186, 36784, 37268, 40432, 42592, 43681, 46816, 50578, 54208, 55594, 63536, 64372, 73568, 74536, 80864, 85184, 87362, 93632, 101156, 111188, 127072, 128744, 147136, 149072, 161728, 174724, 177023, 202312, 222376, 254144, 257488, 298144, 305767, 349448, 354046, 404624, 444752, 480491, 514976, 596288, 611534, 698896, 708092, 809248, 889504, 960982, 1029952, 1223068, 1397792, 1416184, 1618496, 1779008, 1921964, 2446136, 2795584, 2832368, 3363437, 3843928, 4892272, 5664736, 6726874, 7687856, 9784544, 11329472, 13453748, 15375712, 19569088, 26907496, 30751424, 53814992, 107629984, 215259968]

約数ペア:

[(1, 215259968), (2, 107629984), (4, 53814992), (7, 30751424), (8, 26907496), (11, 19569088), (14, 15375712), (16, 13453748), (19, 11329472), (22, 9784544), (28, 7687856), (32, 6726874), (38, 5664736), (44, 4892272), (56, 3843928), (64, 3363437), (76, 2832368), (77, 2795584), (88, 2446136), (112, 1921964), (121, 1779008), (133, 1618496), (152, 1416184), (154, 1397792), (176, 1223068), (209, 1029952), (224, 960982), (242, 889504), (266, 809248), (304, 708092), (308, 698896), (352, 611534), (361, 596288), (418, 514976), (448, 480491), (484, 444752), (532, 404624), (608, 354046), (616, 349448), (704, 305767), (722, 298144), (836, 257488), (847, 254144), (968, 222376), (1064, 202312), (1216, 177023), (1232, 174724), (1331, 161728), (1444, 149072), (1463, 147136), (1672, 128744), (1694, 127072), (1936, 111188), (2128, 101156), (2299, 93632), (2464, 87362), (2527, 85184), (2662, 80864), (2888, 74536), (2926, 73568), (3344, 64372), (3388, 63536), (3872, 55594), (3971, 54208), (4256, 50578), (4598, 46816), (4928, 43681), (5054, 42592), (5324, 40432), (5776, 37268), (5852, 36784), (6688, 32186), (6776, 31768), (7744, 27797), (7942, 27104), (8512, 25289), (9196, 23408), (9317, 23104), (10108, 21296), (10648, 20216), (11552, 18634), (11704, 18392), (13376, 16093), (13552, 15884)]