208979352

素因数分解:

$2^3\times 3^4\times {\mathrm{521}}^1\times {\mathrm{619}}^1$

素因数の和:1158

約数の個数: 80

約数和(自身を含む): 587406600

約数和(自身を除く): 378427248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 521, 619, 648, 1042, 1238, 1563, 1857, 2084, 2476, 3126, 3714, 4168, 4689, 4952, 5571, 6252, 7428, 9378, 11142, 12504, 14067, 14856, 16713, 18756, 22284, 28134, 33426, 37512, 42201, 44568, 50139, 56268, 66852, 84402, 100278, 112536, 133704, 168804, 200556, 322499, 337608, 401112, 644998, 967497, 1289996, 1934994, 2579992, 2902491, 3869988, 5804982, 7739976, 8707473, 11609964, 17414946, 23219928, 26122419, 34829892, 52244838, 69659784, 104489676, 208979352]

約数ペア:

[(1, 208979352), (2, 104489676), (3, 69659784), (4, 52244838), (6, 34829892), (8, 26122419), (9, 23219928), (12, 17414946), (18, 11609964), (24, 8707473), (27, 7739976), (36, 5804982), (54, 3869988), (72, 2902491), (81, 2579992), (108, 1934994), (162, 1289996), (216, 967497), (324, 644998), (521, 401112), (619, 337608), (648, 322499), (1042, 200556), (1238, 168804), (1563, 133704), (1857, 112536), (2084, 100278), (2476, 84402), (3126, 66852), (3714, 56268), (4168, 50139), (4689, 44568), (4952, 42201), (5571, 37512), (6252, 33426), (7428, 28134), (9378, 22284), (11142, 18756), (12504, 16713), (14067, 14856)]