138619992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 409190400

約数和(自身を除く): 270570408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 89, 127, 146, 168, 178, 219, 254, 267, 292, 356, 381, 438, 508, 511, 534, 584, 623, 712, 762, 876, 889, 1016, 1022, 1068, 1246, 1524, 1533, 1752, 1778, 1869, 2044, 2136, 2492, 2667, 3048, 3066, 3556, 3738, 4088, 4984, 5334, 6132, 6497, 7112, 7476, 9271, 10668, 11303, 12264, 12994, 14952, 18542, 19491, 21336, 22606, 25988, 27813, 33909, 37084, 38982, 45212, 45479, 51976, 55626, 64897, 67818, 74168, 77964, 79121, 90424, 90958, 111252, 129794, 135636, 136437, 155928, 158242, 181916, 194691, 222504, 237363, 259588, 271272, 272874, 316484, 363832, 389382, 474726, 519176, 545748, 632968, 778764, 825119, 949452, 1091496, 1557528, 1650238, 1898904, 2475357, 3300476, 4950714, 5775833, 6600952, 9901428, 11551666, 17327499, 19802856, 23103332, 34654998, 46206664, 69309996, 138619992]

約数ペア:

[(1, 138619992), (2, 69309996), (3, 46206664), (4, 34654998), (6, 23103332), (7, 19802856), (8, 17327499), (12, 11551666), (14, 9901428), (21, 6600952), (24, 5775833), (28, 4950714), (42, 3300476), (56, 2475357), (73, 1898904), (84, 1650238), (89, 1557528), (127, 1091496), (146, 949452), (168, 825119), (178, 778764), (219, 632968), (254, 545748), (267, 519176), (292, 474726), (356, 389382), (381, 363832), (438, 316484), (508, 272874), (511, 271272), (534, 259588), (584, 237363), (623, 222504), (712, 194691), (762, 181916), (876, 158242), (889, 155928), (1016, 136437), (1022, 135636), (1068, 129794), (1246, 111252), (1524, 90958), (1533, 90424), (1752, 79121), (1778, 77964), (1869, 74168), (2044, 67818), (2136, 64897), (2492, 55626), (2667, 51976), (3048, 45479), (3066, 45212), (3556, 38982), (3738, 37084), (4088, 33909), (4984, 27813), (5334, 25988), (6132, 22606), (6497, 21336), (7112, 19491), (7476, 18542), (9271, 14952), (10668, 12994), (11303, 12264)]