64871856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:623

約数の個数: 120

約数和(自身を含む): 209431040

約数和(自身を除く): 144559184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 139, 144, 168, 252, 278, 336, 417, 463, 504, 556, 834, 926, 973, 1008, 1112, 1251, 1389, 1668, 1852, 1946, 2224, 2502, 2778, 2919, 3241, 3336, 3704, 3892, 4167, 5004, 5556, 5838, 6482, 6672, 7408, 7784, 8334, 8757, 9723, 10008, 11112, 11676, 12964, 15568, 16668, 17514, 19446, 20016, 22224, 23352, 25928, 29169, 33336, 35028, 38892, 46704, 51856, 58338, 64357, 66672, 70056, 77784, 116676, 128714, 140112, 155568, 193071, 233352, 257428, 386142, 450499, 466704, 514856, 579213, 772284, 900998, 1029712, 1158426, 1351497, 1544568, 1801996, 2316852, 2702994, 3089136, 3603992, 4054491, 4633704, 5405988, 7207984, 8108982, 9267408, 10811976, 16217964, 21623952, 32435928, 64871856]

約数ペア:

[(1, 64871856), (2, 32435928), (3, 21623952), (4, 16217964), (6, 10811976), (7, 9267408), (8, 8108982), (9, 7207984), (12, 5405988), (14, 4633704), (16, 4054491), (18, 3603992), (21, 3089136), (24, 2702994), (28, 2316852), (36, 1801996), (42, 1544568), (48, 1351497), (56, 1158426), (63, 1029712), (72, 900998), (84, 772284), (112, 579213), (126, 514856), (139, 466704), (144, 450499), (168, 386142), (252, 257428), (278, 233352), (336, 193071), (417, 155568), (463, 140112), (504, 128714), (556, 116676), (834, 77784), (926, 70056), (973, 66672), (1008, 64357), (1112, 58338), (1251, 51856), (1389, 46704), (1668, 38892), (1852, 35028), (1946, 33336), (2224, 29169), (2502, 25928), (2778, 23352), (2919, 22224), (3241, 20016), (3336, 19446), (3704, 17514), (3892, 16668), (4167, 15568), (5004, 12964), (5556, 11676), (5838, 11112), (6482, 10008), (6672, 9723), (7408, 8757), (7784, 8334)]